Great hecatonicosihecatonicosihexacosichoron

The great hecatonicosihecatonicosihexacosichoron, or gohihix, is a nonconvex uniform polychoron that consists of 600 regular tetrahedra, 120 regular dodecahedra, and 120 great icosicosidodecahedra. 1 tetrahedron, 1 dodecahedron, and 3 great icosicosidodecahedra join at each vertex.

It is in the same regiment as the great hexacosihecatonicosidishecatonicosachoron.