This is how you write six billion two hundred million twelve thousand six: 6,200,012,006
Two billion nine million six thousand one is written as 2,009,006,000
6,006,006,006 would be the American notation.
ten billion six hundred eighty-six million one hundred thousand
Six thousand four hundred and seventy-four billion.
Six trillion or 6,000,000,000,000 (it is 6,000 x 1,000,000,000) A thousand billion is a trillion, so 6,000 billion is six trillion.
Five hundred two billion, fifty-six thousand, four502,000,056,004
nine billion, three million, one thousand, two hundred fifty-six.
42,602,005,007 Forty two billion six hundred and two million five thousand and seven!
126,000,000,000 is One hundred and twenty six thousand million (or one hundred and twenty six billion).