22112102010210 has 64 divisors (see below), whose sum is σ = 54315883290240. Its totient is φ = 5758086942720.

The previous prime is 22112102010191. The next prime is 22112102010227. The reversal of 22112102010210 is 1201020121122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22112102010210.

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, 3534540 + ... + 7531080.

It is an arithmetic number, because the mean of its divisors is an integer number (848685676410).

Almost surely, 2^{22112102010210} is an apocalyptic number.

22112102010210 is an abundant number, since it is smaller than the sum of its proper divisors (32203781280030).

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

22112102010210 is a wasteful number, since it uses less digits than its factorization.

22112102010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000883.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22112102010210 its reverse (1201020121122), we get a palindrome (23313122131332).

The spelling of 22112102010210 in words is "twenty-two trillion, one hundred twelve billion, one hundred two million, ten thousand, two hundred ten".