What is 1000 billion equal to?
1000 billion = 1 trillion.
In the US scale, it is a billion. (1000 million = billion, 1000 billion = trillion) In the "long scale" used in European countries, it takes a million million to equal a billion, and the name for 1000 million is a milliard. Similarly, a million billion is a trillion, while 1000 billion is a billiard. (no relation to the table game.)