Octtrioctium (Oto)
Octtrioctium is the systematic name of the theoretical 838'инчи element in the periodic table with a symbol of Oto and atomic number of 838. Octtrioctium, also known as element 838, has сегиз жүз отуз сегиз protons in its nucleus, and сегиз жүз отуз сегиз electrons in its shells.