Grimes and Elon Musk may have the most unconventional baby name in the world, but their nickname for the newborn is a little more run-of-the-mill. In an interview with Bloomberg about Grimes touched on the new addition to her family, whose eccentric name received  when it was revealed to the public earlier this month. However, Grimes and Elon have a sweet nickname for X Æ A-Xii that is a little easier to pronounce: “Little X.”

Grimes Reveals Her & Elon Musk's Nickname For Baby X Æ A-XiiNeilson Barnard/Getty Images

Although the new parents initially tried to name their child X Æ A-12,  including an aircraft and Artificial Intelligence, they were later told that,  For this reason—and, according to Grimes, because Roman numerals just “look better”—

Grimes Reveals Her & Elon Musk's Nickname For Baby X Æ A-XiiFrazer Harrison/Getty Images

Although it was rumoured that the proper pronunciation of this head-scratcher of a name was “Ash Archangel,”  However, Grimes has said that the name is pronounced “Ex-Eye,” although she later replied to a fan inquiring about the pronunciation that the child “has many names.”

Grimes Reveals Her & Elon Musk's Nickname For Baby X Æ A-Xii