122325120402557 has 2 divisors, whose sum is σ = 122325120402558. Its totient is φ = 122325120402556.

The previous prime is 122325120402491. The next prime is 122325120402607. The reversal of 122325120402557 is 755204021523221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100885571960761 + 21439548441796 = 10044181^2 + 4630286^2 .

It is a cyclic number.

It is not a de Polignac number, because 122325120402557 - 2¹⁸ = 122325120140413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122325120402257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61162560201278 + 61162560201279.

It is an arithmetic number, because the mean of its divisors is an integer number (61162560201279).

Almost surely, 2^{122325120402557} is an apocalyptic number.

It is an amenable number.

122325120402557 is a deficient number, since it is larger than the sum of its proper divisors (1).

122325120402557 is an equidigital number, since it uses as much as digits as its factorization.

122325120402557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 41.

Adding to 122325120402557 its reverse (755204021523221), we get a palindrome (877529141925778).

The spelling of 122325120402557 in words is "one hundred twenty-two trillion, three hundred twenty-five billion, one hundred twenty million, four hundred two thousand, five hundred fifty-seven".