Hexbibium (Hbb)

Hexbibium is the systematic name of the theoretical 622e element in the periodic table with a symbol of Hbb and atomic number of 622. Hexbibium, also known as element 622, has zes­honderd­twee­ën­twintig protons in its nucleus, and zes­honderd­twee­ën­twintig electrons in its shells.