How Do you Pronounce fifteen billion million thousand one hundred twenty nine in english ?

fifteen billion million thousand one hundred twenty nine Pronunciation in english(IPA) :

ˈfɪftiːn ˈbɪljən ˈmɪljən ˈθaʊz(ə)nd wʌn ˈhʌndrəd ˈtwɛnti nʌɪn