22232223321 has 16 divisors (see below), whose sum is σ = 36957462528. Its totient is φ = 11549206800.

The previous prime is 22232223311. The next prime is 22232223353. The reversal of 22232223321 is 12332223222.

It is not a de Polignac number, because 22232223321 - 2⁷ = 22232223193 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22232223291 and 22232223300.

It is not an unprimeable number, because it can be changed into a prime (22232223311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48121465 + ... + 48121926.

It is an arithmetic number, because the mean of its divisors is an integer number (2309841408).

Almost surely, 2^22232223321 is an apocalyptic number.

22232223321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22232223321 is a deficient number, since it is larger than the sum of its proper divisors (14725239207).

22232223321 is a wasteful number, since it uses less digits than its factorization.

22232223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96243412.

The product of its digits is 3456, while the sum is 24.

Adding to 22232223321 its reverse (12332223222), we get a palindrome (34564446543).

Subtracting from 22232223321 its reverse (12332223222), we obtain a palindrome (9900000099).

The spelling of 22232223321 in words is "twenty-two billion, two hundred thirty-two million, two hundred twenty-three thousand, three hundred twenty-one".