22110112210 has 16 divisors (see below), whose sum is σ = 39809756736. Its totient is φ = 8841477168.

The previous prime is 22110112159. The next prime is 22110112247. The reversal of 22110112210 is 1221101122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284604 + ... + 353863.

It is an arithmetic number, because the mean of its divisors is an integer number (2488109796).

Almost surely, 2^22110112210 is an apocalyptic number.

22110112210 is a deficient number, since it is larger than the sum of its proper divisors (17699644526).

22110112210 is a wasteful number, since it uses less digits than its factorization.

22110112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641937.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22110112210 its reverse (1221101122), we get a palindrome (23331213332).

The spelling of 22110112210 in words is "twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred ten".