111313122312312 has 48 divisors (see below), whose sum is σ = 301964839127640. Its totient is φ = 37043844931008.

The previous prime is 111313122312307. The next prime is 111313122312361. The reversal of 111313122312312 is 213213221313111.

111313122312312 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 1 + 31 + 2 + 2 + 312 + 312 = 666.

It is a super-2 number, since 2×111313122312312² (a number of 29 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260979998 + ... + 1261068269.

Almost surely, 2^{111313122312312} is an apocalyptic number.

111313122312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111313122312312 is an abundant number, since it is smaller than the sum of its proper divisors (190651716815328).

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

111313122312312 is a wasteful number, since it uses less digits than its factorization.

111313122312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522048892 (or 2522048885 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

Adding to 111313122312312 its reverse (213213221313111), we get a palindrome (324526343625423).

The spelling of 111313122312312 in words is "one hundred eleven trillion, three hundred thirteen billion, one hundred twenty-two million, three hundred twelve thousand, three hundred twelve".