111113012023 has 16 divisors (see below), whose sum is σ = 123093734400. Its totient is φ = 99631800576.

The previous prime is 111113012011. The next prime is 111113012053. The reversal of 111113012023 is 320210311111.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111113012023 is a prime.

It is a super-2 number, since 2×111113012023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111113011988 and 111113012006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111113012053) 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, 109578 + ... + 483976.

It is an arithmetic number, because the mean of its divisors is an integer number (7693358400).

Almost surely, 2^111113012023 is an apocalyptic number.

111113012023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111113012023 is a deficient number, since it is larger than the sum of its proper divisors (11980722377).

111113012023 is a wasteful number, since it uses less digits than its factorization.

111113012023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375066.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111113012023 its reverse (320210311111), we get a palindrome (431323323134).

The spelling of 111113012023 in words is "one hundred eleven billion, one hundred thirteen million, twelve thousand, twenty-three".