22344444321 has 8 divisors (see below), whose sum is σ = 29797257984. Its totient is φ = 14893963440.

The previous prime is 22344444319. The next prime is 22344444329. The reversal of 22344444321 is 12344444322.

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

It is not a de Polignac number, because 22344444321 - 2¹ = 22344444319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22344444329) 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, 560721 + ... + 599246.

It is an arithmetic number, because the mean of its divisors is an integer number (3724657248).

Almost surely, 2^22344444321 is an apocalyptic number.

It is an amenable number.

22344444321 is a deficient number, since it is larger than the sum of its proper divisors (7452813663).

22344444321 is a wasteful number, since it uses less digits than its factorization.

22344444321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166391.

The product of its digits is 73728, while the sum is 33.

Adding to 22344444321 its reverse (12344444322), we get a palindrome (34688888643).

Subtracting from 22344444321 its reverse (12344444322), we obtain a palindrome (9999999999).

The spelling of 22344444321 in words is "twenty-two billion, three hundred forty-four million, four hundred forty-four thousand, three hundred twenty-one".