- trillion, one million million, 1000000000000 - the number that is represented as a one followed by 12 zeros; "in England they call a trillion a billion"
--1 is a kind of large integer
- billion, one million million, 1000000000000 - the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen
--2 is a kind of large integer