22200112011210 has 256 divisors, whose sum is σ = 63246127546368. Its totient is φ = 4881374668800.

The previous prime is 22200112011163. The next prime is 22200112011223. The reversal of 22200112011210 is 1211021100222.

It is a super-2 number, since 2×22200112011210² (a number of 27 digits) contains 22 as substring.

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 22200112011210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 504973630 + ... + 505017590.

It is an arithmetic number, because the mean of its divisors is an integer number (247055185728).

Almost surely, 2^{22200112011210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22200112011210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31623063773184).

22200112011210 is an abundant number, since it is smaller than the sum of its proper divisors (41046015535158).

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

22200112011210 is a wasteful number, since it uses less digits than its factorization.

22200112011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44749.

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

Adding to 22200112011210 its reverse (1211021100222), we get a palindrome (23411133111432).

The spelling of 22200112011210 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, eleven thousand, two hundred ten".