111331003023 has 6 divisors (see below), whose sum is σ = 160811448824. Its totient is φ = 74220668676.

The previous prime is 111331003019. The next prime is 111331003031. The reversal of 111331003023 is 320300133111.

It is a happy number.

It is not a de Polignac number, because 111331003023 - 2² = 111331003019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111331002987 and 111331003005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111331003093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6185055715 + ... + 6185055732.

Almost surely, 2^111331003023 is an apocalyptic number.

111331003023 is a deficient number, since it is larger than the sum of its proper divisors (49480445801).

111331003023 is a wasteful number, since it uses less digits than its factorization.

111331003023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12370111453 (or 12370111450 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 111331003023 its reverse (320300133111), we get a palindrome (431631136134).

The spelling of 111331003023 in words is "one hundred eleven billion, three hundred thirty-one million, three thousand, twenty-three".