22224402111 has 4 divisors (see below), whose sum is σ = 29632536152. Its totient is φ = 14816268072.

The previous prime is 22224402077. The next prime is 22224402113. The reversal of 22224402111 is 11120442222.

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

It is not a de Polignac number, because 22224402111 - 2⁶ = 22224402047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224402113) 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, 3704067016 + ... + 3704067021.

It is an arithmetic number, because the mean of its divisors is an integer number (7408134038).

Almost surely, 2^22224402111 is an apocalyptic number.

22224402111 is a deficient number, since it is larger than the sum of its proper divisors (7408134041).

22224402111 is an equidigital number, since it uses as much as digits as its factorization.

22224402111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408134040.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22224402111 its reverse (11120442222), we get a palindrome (33344844333).

The spelling of 22224402111 in words is "twenty-two billion, two hundred twenty-four million, four hundred two thousand, one hundred eleven".