Octtrioctium (Oto)

Octtrioctium is the systematic name of the theoretical 838:e element in the periodic table with a symbol of Oto and atomic number of 838. Octtrioctium, also known as element 838, has åtta­hundra­trettio­åtta protons in its nucleus, and åtta­hundra­trettio­åtta electrons in its shells.