22303343021 has 8 divisors (see below), whose sum is σ = 23684968320. Its totient is φ = 20942494272.

The previous prime is 22303343003. The next prime is 22303343077. The reversal of 22303343021 is 12034330322.

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 22303343021 - 2²⁶ = 22236234157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22303345021) 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, 5191925 + ... + 5196218.

It is an arithmetic number, because the mean of its divisors is an integer number (2960621040).

Almost surely, 2^22303343021 is an apocalyptic number.

It is an amenable number.

22303343021 is a deficient number, since it is larger than the sum of its proper divisors (1381625299).

22303343021 is a wasteful number, since it uses less digits than its factorization.

22303343021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10388275.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22303343021 its reverse (12034330322), we get a palindrome (34337673343).

The spelling of 22303343021 in words is "twenty-two billion, three hundred three million, three hundred forty-three thousand, twenty-one".