222323043079957 has 2 divisors, whose sum is σ = 222323043079958. Its totient is φ = 222323043079956.

The previous prime is 222323043079919. The next prime is 222323043079967. The reversal of 222323043079957 is 759970340323222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182937364888356 + 39385678191601 = 13525434^2 + 6275801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222323043079957 is a prime.

It is a super-2 number, since 2×222323043079957² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222323043079967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111161521539978 + 111161521539979.

It is an arithmetic number, because the mean of its divisors is an integer number (111161521539979).

Almost surely, 2^{222323043079957} is an apocalyptic number.

It is an amenable number.

222323043079957 is a deficient number, since it is larger than the sum of its proper divisors (1).

222323043079957 is an equidigital number, since it uses as much as digits as its factorization.

222323043079957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 58.

The spelling of 222323043079957 in words is "two hundred twenty-two trillion, three hundred twenty-three billion, forty-three million, seventy-nine thousand, nine hundred fifty-seven".