111041331023 has 4 divisors (see below), whose sum is σ = 126904378320. Its totient is φ = 95178283728.

The previous prime is 111041330951. The next prime is 111041331041. The reversal of 111041331023 is 320133140111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111041331023 - 2¹⁶ = 111041265487 is a prime.

It is a super-4 number, since 4×111041331023⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111041330986 and 111041331004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111041337023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7931523638 + ... + 7931523651.

It is an arithmetic number, because the mean of its divisors is an integer number (31726094580).

Almost surely, 2^111041331023 is an apocalyptic number.

111041331023 is a deficient number, since it is larger than the sum of its proper divisors (15863047297).

111041331023 is an equidigital number, since it uses as much as digits as its factorization.

111041331023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15863047296.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111041331023 its reverse (320133140111), we get a palindrome (431174471134).

The spelling of 111041331023 in words is "one hundred eleven billion, forty-one million, three hundred thirty-one thousand, twenty-three".