22123321323 has 16 divisors (see below), whose sum is σ = 30221807616. Its totient is φ = 14386967360.

The previous prime is 22123321309. The next prime is 22123321343. The reversal of 22123321323 is 32312332122.

It is a cyclic number.

It is not a de Polignac number, because 22123321323 - 2²⁰ = 22122272747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22123321293 and 22123321302.

It is not an unprimeable number, because it can be changed into a prime (22123321343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355590 + ... + 1371812.

It is an arithmetic number, because the mean of its divisors is an integer number (1888862976).

Almost surely, 2^22123321323 is an apocalyptic number.

22123321323 is a deficient number, since it is larger than the sum of its proper divisors (8098486293).

22123321323 is a wasteful number, since it uses less digits than its factorization.

22123321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27354.

The product of its digits is 2592, while the sum is 24.

Adding to 22123321323 its reverse (32312332122), we get a palindrome (54435653445).

It can be divided in two parts, 221233 and 21323, that added together give a triangular number (242556 = T₆₉₆).

The spelling of 22123321323 in words is "twenty-two billion, one hundred twenty-three million, three hundred twenty-one thousand, three hundred twenty-three".