122331155313213 has 64 divisors (see below), whose sum is σ = 230758226288640. Its totient is φ = 62196553080000.

The previous prime is 122331155313203. The next prime is 122331155313281. The reversal of 122331155313213 is 312313551133221.

122331155313213 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 3 + 115 + 531 + 3 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 122331155313213 - 2⁸ = 122331155312957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122331155313203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 625874038 + ... + 626069463.

It is an arithmetic number, because the mean of its divisors is an integer number (3605597285760).

Almost surely, 2^{122331155313213} is an apocalyptic number.

It is an amenable number.

122331155313213 is a deficient number, since it is larger than the sum of its proper divisors (108427070975427).

122331155313213 is a wasteful number, since it uses less digits than its factorization.

122331155313213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251943575 (or 1251943569 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The spelling of 122331155313213 in words is "one hundred twenty-two trillion, three hundred thirty-one billion, one hundred fifty-five million, three hundred thirteen thousand, two hundred thirteen".