okiliardo

Esperanto

Etymology

ok + -iliardo

Noun

okiliardo (plural okiliardoj, accusative singular okiliardon, accusative plural okiliardojn)

1. A thousand octillion, 10⁵¹ (in the short scale, a sexdecillion).

Usage notes

In Esperanto, numbers of a million and larger are treated as nouns and are declined as such.