1871200用英语怎么说

one millian, eight hundred and seventy-one thousand and two hundred
或者电话号可以说：one-eight-seven-one-two-O-O

one million,eight hundred and seventy-one thousand , two hundred
million可以简写成mil.
编码什么的可以说成：
one-eight-seven-one-two-O-O或者one-eight-seven-one-two double two