112321112013 has 72 divisors (see below), whose sum is σ = 179836360704. Its totient is φ = 67501600320.

The previous prime is 112321111979. The next prime is 112321112021. The reversal of 112321112013 is 310211123211.

It is not a de Polignac number, because 112321112013 - 2²¹ = 112319014861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112321112023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 82165456 + ... + 82166822.

It is an arithmetic number, because the mean of its divisors is an integer number (2497727232).

Almost surely, 2^112321112013 is an apocalyptic number.

It is an amenable number.

112321112013 is a deficient number, since it is larger than the sum of its proper divisors (67515248691).

112321112013 is a wasteful number, since it uses less digits than its factorization.

112321112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975 (or 1961 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 112321112013 its reverse (310211123211), we get a palindrome (422532235224).

The spelling of 112321112013 in words is "one hundred twelve billion, three hundred twenty-one million, one hundred twelve thousand, thirteen".