22200001957879 has 2 divisors, whose sum is σ = 22200001957880. Its totient is φ = 22200001957878.

The previous prime is 22200001957877. The next prime is 22200001957891. The reversal of 22200001957879 is 97875910000222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22200001957879 - 2¹ = 22200001957877 is a prime.

Together with 22200001957877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22200001957877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100000978939 + 11100000978940.

It is an arithmetic number, because the mean of its divisors is an integer number (11100000978940).

Almost surely, 2^{22200001957879} is an apocalyptic number.

22200001957879 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200001957879 is an equidigital number, since it uses as much as digits as its factorization.

22200001957879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 22200001957879 in words is "twenty-two trillion, two hundred billion, one million, nine hundred fifty-seven thousand, eight hundred seventy-nine".