22111112230 has 16 divisors (see below), whose sum is σ = 39816553104. Its totient is φ = 8840766880.

The previous prime is 22111112227. The next prime is 22111112251. The reversal of 22111112230 is 3221111122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434437 + ... + 482656.

It is an arithmetic number, because the mean of its divisors is an integer number (2488534569).

Almost surely, 2^22111112230 is an apocalyptic number.

22111112230 is a deficient number, since it is larger than the sum of its proper divisors (17705440874).

22111112230 is a wasteful number, since it uses less digits than its factorization.

22111112230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919511.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 22111112230 its reverse (3221111122), we get a palindrome (25332223352).

The spelling of 22111112230 in words is "twenty-two billion, one hundred eleven million, one hundred twelve thousand, two hundred thirty".