22010389321 has 4 divisors (see below), whose sum is σ = 22010713552. Its totient is φ = 22010065092.

The previous prime is 22010389307. The next prime is 22010389337. The reversal of 22010389321 is 12398301022.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12398301022 = 2 ⋅6199150511.

It is a cyclic number.

It is not a de Polignac number, because 22010389321 - 2⁹ = 22010388809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22010389301) 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, 16971 + ... + 210496.

It is an arithmetic number, because the mean of its divisors is an integer number (5502678388).

Almost surely, 2^22010389321 is an apocalyptic number.

It is an amenable number.

22010389321 is a deficient number, since it is larger than the sum of its proper divisors (324231).

22010389321 is an equidigital number, since it uses as much as digits as its factorization.

22010389321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324230.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 22010389321 in words is "twenty-two billion, ten million, three hundred eighty-nine thousand, three hundred twenty-one".