What is 10 with 20 zeros?

Learn how to shorten, say, and write 10 with 20 zeros!

In Numbers
10 with 20 zeros written out with all the zeros looks like this:

1 000 000 000 000 000 000 000

10 to the Power Of
This is how to write 10 with 20 zeros to ten to the power of:

10 x 10²⁰

Scientific e Notation
You can also shorten 10 with 20 zeros down further to Scientific e Notation as follows:

1e21

Verbally
However, what most want to know, is how to read and say it correctly. The number 10 with 20 zeros is:

One Sextillion

Big Numbers
Enter another number and how many zeros it has here:

What is 10 with 21 zeros?
Check out the next big number on our list that we tackled.