22323110011957 has 2 divisors, whose sum is σ = 22323110011958. Its totient is φ = 22323110011956.

The previous prime is 22323110011861. The next prime is 22323110012017. The reversal of 22323110011957 is 75911001132322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22204819415601 + 118290596356 = 4712199^2 + 343934^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22323110011957 is a prime.

It is a super-3 number, since 3×22323110011957³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22323110011757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161555005978 + 11161555005979.

It is an arithmetic number, because the mean of its divisors is an integer number (11161555005979).

Almost surely, 2^{22323110011957} is an apocalyptic number.

It is an amenable number.

22323110011957 is a deficient number, since it is larger than the sum of its proper divisors (1).

22323110011957 is an equidigital number, since it uses as much as digits as its factorization.

22323110011957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The spelling of 22323110011957 in words is "twenty-two trillion, three hundred twenty-three billion, one hundred ten million, eleven thousand, nine hundred fifty-seven".