22224520211 has 4 divisors (see below), whose sum is σ = 22235202024. Its totient is φ = 22213838400.

The previous prime is 22224520187. The next prime is 22224520237. The reversal of 22224520211 is 11202542222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22224520211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22224520271) 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, 5337785 + ... + 5341946.

It is an arithmetic number, because the mean of its divisors is an integer number (5558800506).

Almost surely, 2^22224520211 is an apocalyptic number.

22224520211 is a deficient number, since it is larger than the sum of its proper divisors (10681813).

22224520211 is a wasteful number, since it uses less digits than its factorization.

22224520211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10681812.

The product of its (nonzero) digits is 1280, while the sum is 23.

The spelling of 22224520211 in words is "twenty-two billion, two hundred twenty-four million, five hundred twenty thousand, two hundred eleven".