122023323491 has 2 divisors, whose sum is σ = 122023323492. Its totient is φ = 122023323490.

The previous prime is 122023323467. The next prime is 122023323529. The reversal of 122023323491 is 194323320221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122023323491 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (122023373491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61011661745 + 61011661746.

It is an arithmetic number, because the mean of its divisors is an integer number (61011661746).

Almost surely, 2^122023323491 is an apocalyptic number.

122023323491 is a deficient number, since it is larger than the sum of its proper divisors (1).

122023323491 is an equidigital number, since it uses as much as digits as its factorization.

122023323491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 122023323491 in words is "one hundred twenty-two billion, twenty-three million, three hundred twenty-three thousand, four hundred ninety-one".