1.123,456,789
----one hundred and twenty-three million four hundred and fifty-six thousand seven hundred and eighty-nine
----one hundred and twenty-three million four hundred and fifty-six thousand seven hundred and eighty-ninth
2.987,654,321,123
-----nine hundred and eighty-seven billion six handred and fifty-four million three handred and twenty-one thousand one hundred and twenty-three
-----nine hundred and eighty-seven billion six handred and fifty-four million three handred and twenty-one thousand one hundred and twenty-third
3.865,000,400(应该是这样的）
----eight hundred and sixty-five million four hundred
----eight hundred and sixty-five million four hundredth
4.800,004,567
---- eight hundred million and four thousand five hundred and sixty-seven
---eight hundred million and four thousand five hundred and sixty-seventh
5.900,001,010,001
----nine hundred billion and one million and ten thousand and one
----nine hundred billion and one million and ten thousand and first