Great dipentary trishecatonicosachoron

The great dipentary trishecatonicosachoron, or gidipthi, is a nonconvex uniform polychoron that consists of 120 icosahedra, 120 small stellated dodecahedra, and 120 great dodecicosidodecahedra. 1 icosahedron, 1 small stellated dodecahedron, and 5 great dodecicosidodecahedra join at each vertex.

Related polychora
The great dipentary trishecatonicosachoron is the colonel of a regiment that includes 81 uniform members, as well as 78 fissary uniforms and a number of subsymmetric scaliforms.