22210000957 has 2 divisors, whose sum is σ = 22210000958. Its totient is φ = 22210000956.

The previous prime is 22210000921. The next prime is 22210001053. The reversal of 22210000957 is 75900001222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19091225241 + 3118775716 = 138171^2 + 55846^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22210000957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22210000457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105000478 + 11105000479.

It is an arithmetic number, because the mean of its divisors is an integer number (11105000479).

Almost surely, 2^22210000957 is an apocalyptic number.

It is an amenable number.

22210000957 is a deficient number, since it is larger than the sum of its proper divisors (1).

22210000957 is an equidigital number, since it uses as much as digits as its factorization.

22210000957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 22210000957 in words is "twenty-two billion, two hundred ten million, nine hundred fifty-seven", and thus it is an aban number.