111313222312 has 64 divisors (see below), whose sum is σ = 223290403200. Its totient is φ = 51871622400.

The previous prime is 111313222301. The next prime is 111313222343. The reversal of 111313222312 is 213222313111.

It is a super-3 number, since 3×111313222312³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2387173 + ... + 2433355.

It is an arithmetic number, because the mean of its divisors is an integer number (3488912550).

Almost surely, 2^111313222312 is an apocalyptic number.

It is an amenable number.

111313222312 is an abundant number, since it is smaller than the sum of its proper divisors (111977180888).

111313222312 is a wasteful number, since it uses less digits than its factorization.

111313222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46466 (or 46462 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 111313222312 its reverse (213222313111), we get a palindrome (324535535423).

The spelling of 111313222312 in words is "one hundred eleven billion, three hundred thirteen million, two hundred twenty-two thousand, three hundred twelve".