22202231312057 has 2 divisors, whose sum is σ = 22202231312058. Its totient is φ = 22202231312056.

The previous prime is 22202231312003. The next prime is 22202231312069. The reversal of 22202231312057 is 75021313220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20222613265936 + 1979618046121 = 4496956^2 + 1406989^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202231312057 - 2⁶ = 22202231311993 is a prime.

It is not a weakly prime, because it can be changed into another prime (22202231312957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101115656028 + 11101115656029.

It is an arithmetic number, because the mean of its divisors is an integer number (11101115656029).

Almost surely, 2^{22202231312057} is an apocalyptic number.

It is an amenable number.

22202231312057 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202231312057 is an equidigital number, since it uses as much as digits as its factorization.

22202231312057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 22202231312057 its reverse (75021313220222), we get a palindrome (97223544532279).

The spelling of 22202231312057 in words is "twenty-two trillion, two hundred two billion, two hundred thirty-one million, three hundred twelve thousand, fifty-seven".