111223230023 has 4 divisors (see below), whose sum is σ = 111224797320. Its totient is φ = 111221662728.

The previous prime is 111223229983. The next prime is 111223230059. The reversal of 111223230023 is 320032322111.

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 111223230023 - 2⁶ = 111223229959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111223229977 and 111223230004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111223230523) 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, 671888 + ... + 820901.

It is an arithmetic number, because the mean of its divisors is an integer number (27806199330).

Almost surely, 2^111223230023 is an apocalyptic number.

111223230023 is a deficient number, since it is larger than the sum of its proper divisors (1567297).

111223230023 is an equidigital number, since it uses as much as digits as its factorization.

111223230023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567296.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 111223230023 its reverse (320032322111), we get a palindrome (431255552134).

The spelling of 111223230023 in words is "one hundred eleven billion, two hundred twenty-three million, two hundred thirty thousand, twenty-three".