Number::Spell      1000519252 -> one billion five hundred nineteen thousand two hundred fifty two
Number::Spell (eu) 1000519252 -> one thousand million five hundred nineteen thousand two hundred fifty two
num2en             1000519252 -> one billion, five hundred and nineteen thousand, two hundred and fifty-two
num2en_ordinal     1000519252 -> one billion, five hundred and nineteen thousand, two hundred and fifty-second