122031310013012 has 6 divisors (see below), whose sum is σ = 213554792522778. Its totient is φ = 61015655006504.

The previous prime is 122031310013003. The next prime is 122031310013233. The reversal of 122031310013012 is 210310013130221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 79060479427216 + 42970830585796 = 8891596^2 + 6555214^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15253913751623 + ... + 15253913751630.

It is an arithmetic number, because the mean of its divisors is an integer number (35592465420463).

Almost surely, 2^{122031310013012} is an apocalyptic number.

It is an amenable number.

122031310013012 is a deficient number, since it is larger than the sum of its proper divisors (91523482509766).

122031310013012 is a wasteful number, since it uses less digits than its factorization.

122031310013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30507827503257 (or 30507827503255 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 122031310013012 its reverse (210310013130221), we get a palindrome (332341323143233).

The spelling of 122031310013012 in words is "one hundred twenty-two trillion, thirty-one billion, three hundred ten million, thirteen thousand, twelve".