22024413221 has 8 divisors (see below), whose sum is σ = 22150206624. Its totient is φ = 21898665360.

The previous prime is 22024413211. The next prime is 22024413253. The reversal of 22024413221 is 12231442022.

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 22024413221 - 2³⁰ = 20950671397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22024413211) 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, 1598066 + ... + 1611788.

It is an arithmetic number, because the mean of its divisors is an integer number (2768775828).

Almost surely, 2^22024413221 is an apocalyptic number.

It is an amenable number.

22024413221 is a deficient number, since it is larger than the sum of its proper divisors (125793403).

22024413221 is a wasteful number, since it uses less digits than its factorization.

22024413221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22771.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22024413221 its reverse (12231442022), we get a palindrome (34255855243).

The spelling of 22024413221 in words is "twenty-two billion, twenty-four million, four hundred thirteen thousand, two hundred twenty-one".