22323301021 has 8 divisors (see below), whose sum is σ = 25668862784. Its totient is φ = 19016868960.

The previous prime is 22323301003. The next prime is 22323301031. The reversal of 22323301021 is 12010332322.

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 22323301021 - 2¹³ = 22323292829 is a prime.

It is a super-3 number, since 3×22323301021³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22323301021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22323301031) 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, 9781200 + ... + 9783481.

It is an arithmetic number, because the mean of its divisors is an integer number (3208607848).

Almost surely, 2^22323301021 is an apocalyptic number.

It is an amenable number.

22323301021 is a deficient number, since it is larger than the sum of its proper divisors (3345561763).

22323301021 is a wasteful number, since it uses less digits than its factorization.

22323301021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19564851.

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

Adding to 22323301021 its reverse (12010332322), we get a palindrome (34333633343).

The spelling of 22323301021 in words is "twenty-two billion, three hundred twenty-three million, three hundred one thousand, twenty-one".