22210322321 has 4 divisors (see below), whose sum is σ = 24229442544. Its totient is φ = 20191202100.

The previous prime is 22210322273. The next prime is 22210322353. The reversal of 22210322321 is 12322301222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22210322321 - 2¹⁸ = 22210060177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210322293 and 22210322302.

It is not an unprimeable number, because it can be changed into a prime (22210322921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009560095 + ... + 1009560116.

It is an arithmetic number, because the mean of its divisors is an integer number (6057360636).

Almost surely, 2^22210322321 is an apocalyptic number.

It is an amenable number.

22210322321 is a deficient number, since it is larger than the sum of its proper divisors (2019120223).

22210322321 is a wasteful number, since it uses less digits than its factorization.

22210322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019120222.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22210322321 its reverse (12322301222), we get a palindrome (34532623543).

The spelling of 22210322321 in words is "twenty-two billion, two hundred ten million, three hundred twenty-two thousand, three hundred twenty-one".