22021033321 has 8 divisors (see below), whose sum is σ = 25359009984. Its totient is φ = 18731085360.

The previous prime is 22021033297. The next prime is 22021033339. The reversal of 22021033321 is 12333012022.

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 22021033321 - 2⁵ = 22021033289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021633321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12006190 + ... + 12008023.

It is an arithmetic number, because the mean of its divisors is an integer number (3169876248).

Almost surely, 2^22021033321 is an apocalyptic number.

It is an amenable number.

22021033321 is a deficient number, since it is larger than the sum of its proper divisors (3337976663).

22021033321 is a wasteful number, since it uses less digits than its factorization.

22021033321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24014351.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22021033321 its reverse (12333012022), we get a palindrome (34354045343).

The spelling of 22021033321 in words is "twenty-two billion, twenty-one million, thirty-three thousand, three hundred twenty-one".