22011111220979 has 2 divisors, whose sum is σ = 22011111220980. Its totient is φ = 22011111220978.

The previous prime is 22011111220907. The next prime is 22011111221023. The reversal of 22011111220979 is 97902211111022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22011111220979 - 2³² = 22006816253683 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011111220279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005555610489 + 11005555610490.

It is an arithmetic number, because the mean of its divisors is an integer number (11005555610490).

Almost surely, 2^{22011111220979} is an apocalyptic number.

22011111220979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011111220979 is an equidigital number, since it uses as much as digits as its factorization.

22011111220979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 22011111220979 in words is "twenty-two trillion, eleven billion, one hundred eleven million, two hundred twenty thousand, nine hundred seventy-nine".