221010112002200 has 48 divisors (see below), whose sum is σ = 522272256506160. Its totient is φ = 86954798160000.

The previous prime is 221010112002151. The next prime is 221010112002221. The reversal of 221010112002200 is 2200211010122.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 9057779276 + ... + 9057803675.

It is an arithmetic number, because the mean of its divisors is an integer number (10880672010545).

Almost surely, 2^{221010112002200} is an apocalyptic number.

221010112002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221010112002200 is an abundant number, since it is smaller than the sum of its proper divisors (301262144503960).

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

221010112002200 is a wasteful number, since it uses less digits than its factorization.

221010112002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18115583028 (or 18115583019 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221010112002200 its reverse (2200211010122), we get a palindrome (223210323012322).

The spelling of 221010112002200 in words is "two hundred twenty-one trillion, ten billion, one hundred twelve million, two thousand, two hundred".