How Old Is Sukuna in Attack on Titan

Let's clear the air right from the start: Sukuna, the formidable King of Curses, actually reigns supreme in the dark fantasy world of Jujutsu Kaisen, not Attack on Titan. While both series deliver intense battles, intricate lore, and powerful beings, Sukuna's entire story, his terrifying abilities, and his ancient origins are firmly rooted in Gege Akutami's creation. So, if he's not wreaking havoc among Titans, how old is Sukuna in his own universe?...