1022202211957 has 2 divisors, whose sum is σ = 1022202211958. Its totient is φ = 1022202211956.

The previous prime is 1022202211949. The next prime is 1022202212027. The reversal of 1022202211957 is 7591122022201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958491908676 + 63710303281 = 979026^2 + 252409^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022202211957 - 2³ = 1022202211949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022202211357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511101105978 + 511101105979.

It is an arithmetic number, because the mean of its divisors is an integer number (511101105979).

Almost surely, 2^{1022202211957} is an apocalyptic number.

It is an amenable number.

1022202211957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022202211957 is an equidigital number, since it uses as much as digits as its factorization.

1022202211957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 1022202211957 in words is "one trillion, twenty-two billion, two hundred two million, two hundred eleven thousand, nine hundred fifty-seven".