223323111023 has 4 divisors (see below), whose sum is σ = 223912354440. Its totient is φ = 222733867608.

The previous prime is 223323111019. The next prime is 223323111061. The reversal of 223323111023 is 320111323322.

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 223323111023 - 2² = 223323111019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223323111023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223323111923) 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, 294621140 + ... + 294621897.

It is an arithmetic number, because the mean of its divisors is an integer number (55978088610).

Almost surely, 2^223323111023 is an apocalyptic number.

223323111023 is a deficient number, since it is larger than the sum of its proper divisors (589243417).

223323111023 is an equidigital number, since it uses as much as digits as its factorization.

223323111023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589243416.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223323111023 its reverse (320111323322), we get a palindrome (543434434345).

The spelling of 223323111023 in words is "two hundred twenty-three billion, three hundred twenty-three million, one hundred eleven thousand, twenty-three".