How Do you Pronounce one billion eight hundred zero million thousand twenty one in english ?

one billion eight hundred zero million thousand twenty one Pronunciation in english(IPA) :

wʌn ˈbɪljən eɪt ˈhʌndrəd ˈzɪərəʊ ˈmɪljən ˈθaʊz(ə)nd ˈtwɛnti wʌn