111312044 has 6 divisors (see below), whose sum is σ = 194796084. Its totient is φ = 55656020.

The previous prime is 111312029. The next prime is 111312053. The reversal of 111312044 is 440213111.

It is a happy number.

It is a super-2 number, since 2×111312044² = 24780742278915872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13914002 + ... + 13914009.

It is an arithmetic number, because the mean of its divisors is an integer number (32466014).

Almost surely, 2^111312044 is an apocalyptic number.

It is an amenable number.

111312044 is a deficient number, since it is larger than the sum of its proper divisors (83484040).

111312044 is a wasteful number, since it uses less digits than its factorization.

111312044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27828015 (or 27828013 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 111312044 is about 10550.4523125788. The cubic root of 111312044 is about 481.0394776288.

Adding to 111312044 its reverse (440213111), we get a palindrome (551525155).

The spelling of 111312044 in words is "one hundred eleven million, three hundred twelve thousand, forty-four".