Platilligender is a multigender, that is a subset of mathgender, in which one feels as though they have, experience, or encompass a platillion (106000) genders. It is similar to billiogender, milliogender, kilogender, centilliogender, trilligender, and zilliogender. It may also be considered a subset to pangender.
Platilligender was coined on July 31, 2018 by tumblr user arco-pluris.
The vertical and horizontal stripes on the flag separate it into an extremely large amoung of parts which represents the enormous amount of genders experienced, and the pi symbol represents the seemingly unending complexity and vastness of platilligender.