111320031233 has 16 divisors (see below), whose sum is σ = 115358638080. Its totient is φ = 107350790400.

The previous prime is 111320031217. The next prime is 111320031239. The reversal of 111320031233 is 332130023111.

It is a cyclic number.

It is not a de Polignac number, because 111320031233 - 2⁴ = 111320031217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320031239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371653 + ... + 1450541.

It is an arithmetic number, because the mean of its divisors is an integer number (7209914880).

Almost surely, 2^111320031233 is an apocalyptic number.

It is an amenable number.

111320031233 is a deficient number, since it is larger than the sum of its proper divisors (4038606847).

111320031233 is a wasteful number, since it uses less digits than its factorization.

111320031233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79328.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 111320031233 its reverse (332130023111), we get a palindrome (443450054344).

The spelling of 111320031233 in words is "one hundred eleven billion, three hundred twenty million, thirty-one thousand, two hundred thirty-three".