22213222241 has 4 divisors (see below), whose sum is σ = 25386539712. Its totient is φ = 19039904772.

The previous prime is 22213222217. The next prime is 22213222243. The reversal of 22213222241 is 14222231222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22213222241 - 2⁶ = 22213222177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22213222243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586658725 + ... + 1586658738.

It is an arithmetic number, because the mean of its divisors is an integer number (6346634928).

Almost surely, 2^22213222241 is an apocalyptic number.

It is an amenable number.

22213222241 is a deficient number, since it is larger than the sum of its proper divisors (3173317471).

22213222241 is an equidigital number, since it uses as much as digits as its factorization.

22213222241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173317470.

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

Adding to 22213222241 its reverse (14222231222), we get a palindrome (36435453463).

The spelling of 22213222241 in words is "twenty-two billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred forty-one".