22073421871057 has 2 divisors, whose sum is σ = 22073421871058. Its totient is φ = 22073421871056.

The previous prime is 22073421871043. The next prime is 22073421871087. The reversal of 22073421871057 is 75017812437022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21481890140736 + 591531730321 = 4634856^2 + 769111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22073421871057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22073421871057.

It is not a weakly prime, because it can be changed into another prime (22073421871087) 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, 11036710935528 + 11036710935529.

It is an arithmetic number, because the mean of its divisors is an integer number (11036710935529).

Almost surely, 2^{22073421871057} is an apocalyptic number.

It is an amenable number.

22073421871057 is a deficient number, since it is larger than the sum of its proper divisors (1).

22073421871057 is an equidigital number, since it uses as much as digits as its factorization.

22073421871057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 22073421871057 in words is "twenty-two trillion, seventy-three billion, four hundred twenty-one million, eight hundred seventy-one thousand, fifty-seven".