2202212122200 has 144 divisors (see below), whose sum is σ = 7567757116920. Its totient is φ = 573599416320.

The previous prime is 2202212122141. The next prime is 2202212122207. The reversal of 2202212122200 is 22212122022.

2202212122200 is a `hidden beast` number, since 220 + 2 + 212 + 12 + 220 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202212122207) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 14148777 + ... + 14303576.

Almost surely, 2^{2202212122200} is an apocalyptic number.

2202212122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202212122200 is an abundant number, since it is smaller than the sum of its proper divisors (5365544994720).

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

2202212122200 is a wasteful number, since it uses less digits than its factorization.

2202212122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28452418 (or 28452406 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2202212122200 its reverse (22212122022), we get a palindrome (2224424244222).

The spelling of 2202212122200 in words is "two trillion, two hundred two billion, two hundred twelve million, one hundred twenty-two thousand, two hundred".