111442243023 has 6 divisors (see below), whose sum is σ = 160972128824. Its totient is φ = 74294828676.

The previous prime is 111442243007. The next prime is 111442243057. The reversal of 111442243023 is 320342244111.

It is not a de Polignac number, because 111442243023 - 2⁴ = 111442243007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442243723) 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, 6191235715 + ... + 6191235732.

Almost surely, 2^111442243023 is an apocalyptic number.

111442243023 is a deficient number, since it is larger than the sum of its proper divisors (49529885801).

111442243023 is a wasteful number, since it uses less digits than its factorization.

111442243023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12382471453 (or 12382471450 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 111442243023 its reverse (320342244111), we get a palindrome (431784487134).

The spelling of 111442243023 in words is "one hundred eleven billion, four hundred forty-two million, two hundred forty-three thousand, twenty-three".