Small dipentary prismatohexacosihecatonicosachoron

The small dipentary prismatohexacosihecatonicosachoron, or sidpapixhi, is a nonconvex uniform polychoron that consists of 120 great icosahedra, 1200 triangular prisms, and 600 cuboctahedra. One great icosahedron, five triangular prisms, and five cuboctahedra join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the prismatodishecatonicosachoron.