22404002321 has 8 divisors (see below), whose sum is σ = 23091248544. Its totient is φ = 21723461280.

The previous prime is 22404002273. The next prime is 22404002333. The reversal of 22404002321 is 12320040422.

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 22404002321 - 2³⁴ = 5224133137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22404002293 and 22404002302.

It is not an unprimeable number, because it can be changed into a prime (22404002351) 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, 1669511 + ... + 1682876.

It is an arithmetic number, because the mean of its divisors is an integer number (2886406068).

Almost surely, 2^22404002321 is an apocalyptic number.

It is an amenable number.

22404002321 is a deficient number, since it is larger than the sum of its proper divisors (687246223).

22404002321 is a wasteful number, since it uses less digits than its factorization.

22404002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352591.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22404002321 its reverse (12320040422), we get a palindrome (34724042743).

The spelling of 22404002321 in words is "twenty-two billion, four hundred four million, two thousand, three hundred twenty-one".