22110112222 has 8 divisors (see below), whose sum is σ = 36180183672. Its totient is φ = 10050051000.

The previous prime is 22110112159. The next prime is 22110112247. The reversal of 22110112222 is 22221101122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22110112196 and 22110112205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502502529 + ... + 502502572.

It is an arithmetic number, because the mean of its divisors is an integer number (4522522959).

Almost surely, 2^22110112222 is an apocalyptic number.

22110112222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22110112222 is a deficient number, since it is larger than the sum of its proper divisors (14070071450).

22110112222 is a wasteful number, since it uses less digits than its factorization.

22110112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005005114.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22110112222 its reverse (22221101122), we get a palindrome (44331213344).

It can be divided in two parts, 221101122 and 22, that multiplied together give a palindrome (4864224684).

The spelling of 22110112222 in words is "twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred twenty-two".