111323120312 has 32 divisors (see below), whose sum is σ = 213766581600. Its totient is φ = 54334224000.

The previous prime is 111323120287. The next prime is 111323120329. The reversal of 111323120312 is 213021323111.

It is a happy number.

It is a congruent number.

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, 912887 + ... + 1027622.

It is an arithmetic number, because the mean of its divisors is an integer number (6680205675).

Almost surely, 2^111323120312 is an apocalyptic number.

It is an amenable number.

111323120312 is a deficient number, since it is larger than the sum of its proper divisors (102443461288).

111323120312 is a wasteful number, since it uses less digits than its factorization.

111323120312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940687 (or 1940683 counting only the distinct ones).

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

Adding to 111323120312 its reverse (213021323111), we get a palindrome (324344443423).

The spelling of 111323120312 in words is "one hundred eleven billion, three hundred twenty-three million, one hundred twenty thousand, three hundred twelve".