111242023023 has 16 divisors (see below), whose sum is σ = 157644980480. Its totient is φ = 69575998464.

The previous prime is 111242023001. The next prime is 111242023033. The reversal of 111242023023 is 320320242111.

It is not a de Polignac number, because 111242023023 - 2²⁰ = 111240974447 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 (111242023033) 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, 9467986 + ... + 9479727.

It is an arithmetic number, because the mean of its divisors is an integer number (9852811280).

Almost surely, 2^111242023023 is an apocalyptic number.

111242023023 is a deficient number, since it is larger than the sum of its proper divisors (46402957457).

111242023023 is a wasteful number, since it uses less digits than its factorization.

111242023023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18947838.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 111242023023 its reverse (320320242111), we get a palindrome (431562265134).

The spelling of 111242023023 in words is "one hundred eleven billion, two hundred forty-two million, twenty-three thousand, twenty-three".