122555303115317 has 2 divisors, whose sum is σ = 122555303115318. Its totient is φ = 122555303115316.

The previous prime is 122555303115281. The next prime is 122555303115347. The reversal of 122555303115317 is 713511303555221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121051947574321 + 1503355540996 = 11002361^2 + 1226114^2 .

It is a cyclic number.

It is not a de Polignac number, because 122555303115317 - 2²⁴ = 122555286338101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122555303115347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61277651557658 + 61277651557659.

It is an arithmetic number, because the mean of its divisors is an integer number (61277651557659).

Almost surely, 2^{122555303115317} is an apocalyptic number.

It is an amenable number.

122555303115317 is a deficient number, since it is larger than the sum of its proper divisors (1).

122555303115317 is an equidigital number, since it uses as much as digits as its factorization.

122555303115317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472500, while the sum is 44.

The spelling of 122555303115317 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred three million, one hundred fifteen thousand, three hundred seventeen".