22220112222110 has 64 divisors (see below), whose sum is σ = 46656236032704. Its totient is φ = 7529449728000.

The previous prime is 22220112222047. The next prime is 22220112222157. The reversal of 22220112222110 is 1122221102222.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58634957 + ... + 59012696.

It is an arithmetic number, because the mean of its divisors is an integer number (729003688011).

Almost surely, 2^{22220112222110} is an apocalyptic number.

22220112222110 is an abundant number, since it is smaller than the sum of its proper divisors (24436123810594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22220112222110 is a wasteful number, since it uses less digits than its factorization.

22220112222110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117647789.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22220112222110 its reverse (1122221102222), we get a palindrome (23342333324332).

The spelling of 22220112222110 in words is "twenty-two trillion, two hundred twenty billion, one hundred twelve million, two hundred twenty-two thousand, one hundred ten".