22023324021 has 8 divisors (see below), whose sum is σ = 30641146560. Its totient is φ = 14043858752.

The previous prime is 22023323983. The next prime is 22023324041. The reversal of 22023324021 is 12042332022.

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 22023324021 - 2¹⁴ = 22023307637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023324041) 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, 159589236 + ... + 159589373.

It is an arithmetic number, because the mean of its divisors is an integer number (3830143320).

Almost surely, 2^22023324021 is an apocalyptic number.

It is an amenable number.

22023324021 is a deficient number, since it is larger than the sum of its proper divisors (8617822539).

22023324021 is a wasteful number, since it uses less digits than its factorization.

22023324021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319178635.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22023324021 its reverse (12042332022), we get a palindrome (34065656043).

The spelling of 22023324021 in words is "twenty-two billion, twenty-three million, three hundred twenty-four thousand, twenty-one".