22330781321 has 8 divisors (see below), whose sum is σ = 22753915200. Its totient is φ = 21909135760.

The previous prime is 22330781311. The next prime is 22330781383. The reversal of 22330781321 is 12318703322.

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

It is a cyclic number.

It is not a de Polignac number, because 22330781321 - 2⁶ = 22330781257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22330781311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341765 + ... + 401826.

It is an arithmetic number, because the mean of its divisors is an integer number (2844239400).

Almost surely, 2^22330781321 is an apocalyptic number.

It is an amenable number.

22330781321 is a deficient number, since it is larger than the sum of its proper divisors (423133879).

22330781321 is an equidigital number, since it uses as much as digits as its factorization.

22330781321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744159.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 22330781321 in words is "twenty-two billion, three hundred thirty million, seven hundred eighty-one thousand, three hundred twenty-one".