111112023 has 16 divisors (see below), whose sum is σ = 161811072. Its totient is φ = 67260000.

The previous prime is 111112007. The next prime is 111112037. The reversal of 111112023 is 320211111.

It is not a de Polignac number, because 111112023 - 2⁴ = 111112007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37548 + ... + 40398.

It is an arithmetic number, because the mean of its divisors is an integer number (10113192).

Almost surely, 2^111112023 is an apocalyptic number.

111112023 is a deficient number, since it is larger than the sum of its proper divisors (50699049).

111112023 is a wasteful number, since it uses less digits than its factorization.

111112023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 111112023 is about 10540.9687884938. The cubic root of 111112023 is about 480.7511719369.

Adding to 111112023 its reverse (320211111), we get a palindrome (431323134).

The spelling of 111112023 in words is "one hundred eleven million, one hundred twelve thousand, twenty-three".