22223232321 has 8 divisors (see below), whose sum is σ = 29987976480. Its totient is φ = 14636988192.

The previous prime is 22223232313. The next prime is 22223232329. The reversal of 22223232321 is 12323232222.

It is an interprime number because it is at equal distance from previous prime (22223232313) and next prime (22223232329).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22223232321 - 2³ = 22223232313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22223232291 and 22223232300.

It is not an unprimeable number, because it can be changed into a prime (22223232329) 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 7 ways as a sum of consecutive naturals, for example, 44624716 + ... + 44625213.

It is an arithmetic number, because the mean of its divisors is an integer number (3748497060).

Almost surely, 2^22223232321 is an apocalyptic number.

It is an amenable number.

22223232321 is a deficient number, since it is larger than the sum of its proper divisors (7764744159).

22223232321 is an equidigital number, since it uses as much as digits as its factorization.

22223232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89250015.

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

Adding to 22223232321 its reverse (12323232222), we get a palindrome (34546464543).

Subtracting from 22223232321 its reverse (12323232222), we obtain a palindrome (9900000099).

The spelling of 22223232321 in words is "twenty-two billion, two hundred twenty-three million, two hundred thirty-two thousand, three hundred twenty-one".