22012020102091 has 2 divisors, whose sum is σ = 22012020102092. Its totient is φ = 22012020102090.

The previous prime is 22012020102043. The next prime is 22012020102169. The reversal of 22012020102091 is 19020102021022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22012020102091 - 2⁷ = 22012020101963 is a prime.

It is not a weakly prime, because it can be changed into another prime (22012020103091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006010051045 + 11006010051046.

It is an arithmetic number, because the mean of its divisors is an integer number (11006010051046).

Almost surely, 2^{22012020102091} is an apocalyptic number.

22012020102091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012020102091 is an equidigital number, since it uses as much as digits as its factorization.

22012020102091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22012020102091 in words is "twenty-two trillion, twelve billion, twenty million, one hundred two thousand, ninety-one".