22333011321 has 4 divisors (see below), whose sum is σ = 29777348432. Its totient is φ = 14888674212.

The previous prime is 22333011319. The next prime is 22333011347. The reversal of 22333011321 is 12311033322.

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 not a de Polignac number, because 22333011321 - 2¹ = 22333011319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22333011121) 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 3 ways as a sum of consecutive naturals, for example, 3722168551 + ... + 3722168556.

It is an arithmetic number, because the mean of its divisors is an integer number (7444337108).

Almost surely, 2^22333011321 is an apocalyptic number.

It is an amenable number.

22333011321 is a deficient number, since it is larger than the sum of its proper divisors (7444337111).

22333011321 is an equidigital number, since it uses as much as digits as its factorization.

22333011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7444337110.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22333011321 its reverse (12311033322), we get a palindrome (34644044643).

The spelling of 22333011321 in words is "twenty-two billion, three hundred thirty-three million, eleven thousand, three hundred twenty-one".