Great dipentary hecatonicosidishexacosidishecatonicosachoron

The great dipentary hecatonicosidishexacosidishecatonicosachoron, or gidphiddixady, is a nonconvex uniform polychoron that consists of 600 truncated tetrahedra, 120 truncated great icosahedra, 600 cuboctahedra, 120 rhombidodecadodecahedra, and 120 great ditrigonal dodecicosidodecahedra. Five of each join at each vertex.

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