2122221221963 has 2 divisors, whose sum is σ = 2122221221964. Its totient is φ = 2122221221962.

The previous prime is 2122221221917. The next prime is 2122221222013. The reversal of 2122221221963 is 3691221222212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122221221963 - 2¹⁶ = 2122221156427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122221220963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061110610981 + 1061110610982.

It is an arithmetic number, because the mean of its divisors is an integer number (1061110610982).

Almost surely, 2^{2122221221963} is an apocalyptic number.

2122221221963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122221221963 is an equidigital number, since it uses as much as digits as its factorization.

2122221221963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The spelling of 2122221221963 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-one thousand, nine hundred sixty-three".