Octtrioctium (Oto)
Octtrioctium is the systematic name of the theoretical 838वाँ element in the periodic table with a symbol of Oto and atomic number of 838. Octtrioctium, also known as element 838, has आठ सौ अड़तीस protons in its nucleus, and आठ सौ अड़तीस electrons in its shells.