22320442321 has 8 divisors (see below), whose sum is σ = 22399977600. Its totient is φ = 22240957440.

The previous prime is 22320442307. The next prime is 22320442367. The reversal of 22320442321 is 12324402322.

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 22320442321 - 2¹⁷ = 22320311249 is a prime.

It is a super-3 number, since 3×22320442321³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22320442421) 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 7 ways as a sum of consecutive naturals, for example, 1024540 + ... + 1046098.

It is an arithmetic number, because the mean of its divisors is an integer number (2799997200).

Almost surely, 2^22320442321 is an apocalyptic number.

It is an amenable number.

22320442321 is a deficient number, since it is larger than the sum of its proper divisors (79535279).

22320442321 is a wasteful number, since it uses less digits than its factorization.

22320442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25199.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22320442321 its reverse (12324402322), we get a palindrome (34644844643).

The spelling of 22320442321 in words is "twenty-two billion, three hundred twenty million, four hundred forty-two thousand, three hundred twenty-one".