22123300223 has 4 divisors (see below), whose sum is σ = 22371876720. Its totient is φ = 21874723728.

The previous prime is 22123300181. The next prime is 22123300231. The reversal of 22123300223 is 32200332122.

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 22123300223 - 2¹⁸ = 22123038079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22123300195 and 22123300204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123300273) 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, 124288115 + ... + 124288292.

It is an arithmetic number, because the mean of its divisors is an integer number (5592969180).

Almost surely, 2^22123300223 is an apocalyptic number.

22123300223 is a deficient number, since it is larger than the sum of its proper divisors (248576497).

22123300223 is an equidigital number, since it uses as much as digits as its factorization.

22123300223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248576496.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22123300223 its reverse (32200332122), we get a palindrome (54323632345).

The spelling of 22123300223 in words is "twenty-two billion, one hundred twenty-three million, three hundred thousand, two hundred twenty-three".