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Last updated on October 13, 2025
20 trillion in numbers can be written as 20,000,000,000,000. The term ‘trillion’ is globally recognized and accepted as a numerical value for various purposes, such as monetary transactions, scientific calculations, general mathematics, and banking. Therefore, it is important to understand the term ‘trillion’ correctly.
As mentioned above, a trillion in numerical form is written as 1,000,000,000,000, and therefore 20 trillion is written as 20,000,000,000,000.
The term trillion is of great importance as it is an integral part of the international numbering system used for calculation, conversions of data, currency conversions, banking, and so on.
In India, 1 trillion is not commonly used in terms like lakh or crore but is understood as 1 lakh crore. The number 20 trillion contains 13 zeros; commas are placed after certain intervals depending upon the numerical system a country might use to make it more convenient to read and understand the numbers.
For instance, the globally accepted method of writing 20 trillion in numbers with commas is: 20,000,000,000,000.
The number 20 trillion serves as a standard reference in various types of calculations, ensuring consistency across different fields and numerical systems.
Now, let's understand how 20 trillion is expressed with respect to large numbers and its significance.
According to global standards, a trillion is a significant step beyond billions. Specifically, 1 trillion is equivalent to 1,000 billion or 1,000,000,000,000. The important thing to remember is that 1 trillion contains 12 zeros, i.e., the number 1 is followed by 12 zeros, and that can be used as a standard for further calculation purposes.
Globally, numbers are grouped into different categories or groupings depending on the number of zeros they contain, such as millions, billions, trillions, quadrillions, and so on.
Using trillions as a unit makes it easier to represent, compare, and perform calculations with very large numbers such as quadrillions and beyond.
Hiralee Lalitkumar Makwana has almost two years of teaching experience. She is a number ninja as she loves numbers. Her interest in numbers can be seen in the way she cracks math puzzles and hidden patterns.
: She loves to read number jokes and games.