1313012122122 has 16 divisors (see below), whose sum is σ = 2626781283360. Its totient is φ = 437544534192.

The previous prime is 1313012122099. The next prime is 1313012122139. The reversal of 1313012122122 is 2212212103131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31520748 + ... + 31562375.

It is an arithmetic number, because the mean of its divisors is an integer number (164173830210).

Almost surely, 2^{1313012122122} is an apocalyptic number.

1313012122122 is an abundant number, since it is smaller than the sum of its proper divisors (1313769161238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313012122122 is a wasteful number, since it uses less digits than its factorization.

1313012122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63086597.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1313012122122 its reverse (2212212103131), we get a palindrome (3525224225253).

The spelling of 1313012122122 in words is "one trillion, three hundred thirteen billion, twelve million, one hundred twenty-two thousand, one hundred twenty-two".