111322122023 has 16 divisors (see below), whose sum is σ = 134723824704. Its totient is φ = 89796280320.

The previous prime is 111322122001. The next prime is 111322122031. The reversal of 111322122023 is 320221223111.

It is a cyclic number.

It is not a de Polignac number, because 111322122023 - 2⁸ = 111322121767 is a prime.

It is a super-2 number, since 2×111322122023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111322121986 and 111322122004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111322122323) 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, 1165103 + ... + 1257023.

It is an arithmetic number, because the mean of its divisors is an integer number (8420239044).

Almost surely, 2^111322122023 is an apocalyptic number.

111322122023 is a deficient number, since it is larger than the sum of its proper divisors (23401702681).

111322122023 is a wasteful number, since it uses less digits than its factorization.

111322122023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102122.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111322122023 its reverse (320221223111), we get a palindrome (431543345134).

The spelling of 111322122023 in words is "one hundred eleven billion, three hundred twenty-two million, one hundred twenty-two thousand, twenty-three".