222120112200210 has 240 divisors, whose sum is σ = 704553001796160. Its totient is φ = 50055235917120.

The previous prime is 222120112200179. The next prime is 222120112200211. The reversal of 222120112200210 is 12002211021222.

It is a happy number.

222120112200210 is a `hidden beast` number, since 2 + 22 + 120 + 112 + 200 + 210 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (222120112200211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 36593100 + ... + 42229079.

It is an arithmetic number, because the mean of its divisors is an integer number (2935637507484).

Almost surely, 2^{222120112200210} is an apocalyptic number.

222120112200210 is an abundant number, since it is smaller than the sum of its proper divisors (482432889595950).

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

222120112200210 is a wasteful number, since it uses less digits than its factorization.

222120112200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78822283 (or 78822267 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222120112200210 its reverse (12002211021222), we get a palindrome (234122323221432).

The spelling of 222120112200210 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred twelve million, two hundred thousand, two hundred ten".