22331323023 has 4 divisors (see below), whose sum is σ = 29775097368. Its totient is φ = 14887548680.

The previous prime is 22331323019. The next prime is 22331323031. The reversal of 22331323023 is 32032313322.

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 22331323023 - 2² = 22331323019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22331322984 and 22331323002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331323033) 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, 3721887168 + ... + 3721887173.

It is an arithmetic number, because the mean of its divisors is an integer number (7443774342).

Almost surely, 2^22331323023 is an apocalyptic number.

22331323023 is a deficient number, since it is larger than the sum of its proper divisors (7443774345).

22331323023 is an equidigital number, since it uses as much as digits as its factorization.

22331323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7443774344.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 22331323023 its reverse (32032313322), we get a palindrome (54363636345).

The spelling of 22331323023 in words is "twenty-two billion, three hundred thirty-one million, three hundred twenty-three thousand, twenty-three".