122555231535313 has 4 divisors (see below), whose sum is σ = 123768649669428. Its totient is φ = 121341813401200.

The previous prime is 122555231535287. The next prime is 122555231535389. The reversal of 122555231535313 is 313535132555221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 103806184315024 + 18749047220289 = 10188532^2 + 4330017^2 .

It is a cyclic number.

It is not a de Polignac number, because 122555231535313 - 2⁵ = 122555231535281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122555231835313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606709066906 + ... + 606709067107.

It is an arithmetic number, because the mean of its divisors is an integer number (30942162417357).

Almost surely, 2^{122555231535313} is an apocalyptic number.

It is an amenable number.

122555231535313 is a deficient number, since it is larger than the sum of its proper divisors (1213418134115).

122555231535313 is a wasteful number, since it uses less digits than its factorization.

122555231535313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213418134114.

The product of its digits is 2025000, while the sum is 46.

The spelling of 122555231535313 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, two hundred thirty-one million, five hundred thirty-five thousand, three hundred thirteen".