122222200957 has 2 divisors, whose sum is σ = 122222200958. Its totient is φ = 122222200956.

The previous prime is 122222200897. The next prime is 122222201039. The reversal of 122222200957 is 759002222221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72907560196 + 49314640761 = 270014^2 + 222069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122222200957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122222230957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61111100478 + 61111100479.

It is an arithmetic number, because the mean of its divisors is an integer number (61111100479).

Almost surely, 2^122222200957 is an apocalyptic number.

It is an amenable number.

122222200957 is a deficient number, since it is larger than the sum of its proper divisors (1).

122222200957 is an equidigital number, since it uses as much as digits as its factorization.

122222200957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 122222200957 in words is "one hundred twenty-two billion, two hundred twenty-two million, two hundred thousand, nine hundred fifty-seven".