12222022220957 has 2 divisors, whose sum is σ = 12222022220958. Its totient is φ = 12222022220956.

The previous prime is 12222022220927. The next prime is 12222022221029. The reversal of 12222022220957 is 75902222022221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12051596914681 + 170425306276 = 3471541^2 + 412826^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222022220957 - 2⁸ = 12222022220701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12222022220957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12222022220917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111011110478 + 6111011110479.

It is an arithmetic number, because the mean of its divisors is an integer number (6111011110479).

Almost surely, 2^{12222022220957} is an apocalyptic number.

It is an amenable number.

12222022220957 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222022220957 is an equidigital number, since it uses as much as digits as its factorization.

12222022220957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 12222022220957 in words is "twelve trillion, two hundred twenty-two billion, twenty-two million, two hundred twenty thousand, nine hundred fifty-seven".