Great dipentary prismatohecatonicosihexacosihecatonicosachoron

The great dipentary prismatohecatonicosihexacosihecatonicosachoron, or giddip phixhi, is a nonconvex uniform polychoron that consists of 120 great icosahedra, 720 pentagonal prisms, 600 cubohemioctahedra, and 120 great icosicosidodecahedra. One great icosahedron, five pentagonal prisms, five cubohemioctahedra, and five great icosicosidodecahedra join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the great dipentary trishecatonicosachoron.