111331032023 has 4 divisors (see below), whose sum is σ = 111651871080. Its totient is φ = 111010192968.

The previous prime is 111331031993. The next prime is 111331032073. The reversal of 111331032023 is 320230133111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111331032023 - 2²⁶ = 111263923159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111331031986 and 111331032004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111331032073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160419008 + ... + 160419701.

It is an arithmetic number, because the mean of its divisors is an integer number (27912967770).

Almost surely, 2^111331032023 is an apocalyptic number.

111331032023 is a deficient number, since it is larger than the sum of its proper divisors (320839057).

111331032023 is an equidigital number, since it uses as much as digits as its factorization.

111331032023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320839056.

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

Adding to 111331032023 its reverse (320230133111), we get a palindrome (431561165134).

The spelling of 111331032023 in words is "one hundred eleven billion, three hundred thirty-one million, thirty-two thousand, twenty-three".