22221231323 has 16 divisors (see below), whose sum is σ = 22810312224. Its totient is φ = 21640227840.

The previous prime is 22221231289. The next prime is 22221231343. The reversal of 22221231323 is 32313212222.

It is a cyclic number.

It is not a de Polignac number, because 22221231323 - 2⁶ = 22221231259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221231343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10377833 + ... + 10379973.

It is an arithmetic number, because the mean of its divisors is an integer number (1425644514).

Almost surely, 2^22221231323 is an apocalyptic number.

22221231323 is a deficient number, since it is larger than the sum of its proper divisors (589080901).

22221231323 is a wasteful number, since it uses less digits than its factorization.

22221231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902.

The product of its digits is 1728, while the sum is 23.

Adding to 22221231323 its reverse (32313212222), we get a palindrome (54534443545).

The spelling of 22221231323 in words is "twenty-two billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred twenty-three".