2212111122200 has 48 divisors (see below), whose sum is σ = 5877895271280. Its totient is φ = 758438098560.

The previous prime is 2212111122149. The next prime is 2212111122227. The reversal of 2212111122200 is 22211112122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 790038287 + ... + 790041086.

It is an arithmetic number, because the mean of its divisors is an integer number (122456151485).

Almost surely, 2^{2212111122200} is an apocalyptic number.

2212111122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212111122200 is an abundant number, since it is smaller than the sum of its proper divisors (3665784149080).

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

2212111122200 is a wasteful number, since it uses less digits than its factorization.

2212111122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580079396 (or 1580079387 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212111122200 its reverse (22211112122), we get a palindrome (2234322234322).

The spelling of 2212111122200 in words is "two trillion, two hundred twelve billion, one hundred eleven million, one hundred twenty-two thousand, two hundred".