Penttritrium (Ptt)
Penttritrium is the systematic name of the theoretical 533. element in the periodic table with a symbol of Ptt and atomic number of 533. Penttritrium, also known as element 533, has πεντακόσια τριάντα τρία protons in its nucleus, and πεντακόσια τριάντα τρία electrons in its shells.