22224404213 has 8 divisors (see below), whose sum is σ = 24259892160. Its totient is φ = 20191430880.

The previous prime is 22224404173. The next prime is 22224404261. The reversal of 22224404213 is 31240442222.

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 22224404213 - 2⁶ = 22224404149 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 (22224484213) 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, 610145 + ... + 645542.

It is an arithmetic number, because the mean of its divisors is an integer number (3032486520).

Almost surely, 2^22224404213 is an apocalyptic number.

It is an amenable number.

22224404213 is a deficient number, since it is larger than the sum of its proper divisors (2035487947).

22224404213 is a wasteful number, since it uses less digits than its factorization.

22224404213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257307.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22224404213 its reverse (31240442222), we get a palindrome (53464846435).

The spelling of 22224404213 in words is "twenty-two billion, two hundred twenty-four million, four hundred four thousand, two hundred thirteen".