222210102101200 has 30 divisors (see below), whose sum is σ = 533859770299094. Its totient is φ = 88884040840320.

The previous prime is 222210102101101. The next prime is 222210102101249. The reversal of 222210102101200 is 2101201012222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4193419310656 + 218016682790544 = 2047784^2 + 14765388^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 277762627227 + ... + 277762628026.

Almost surely, 2^{222210102101200} is an apocalyptic number.

222210102101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222210102101200 is an abundant number, since it is smaller than the sum of its proper divisors (311649668197894).

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

222210102101200 is a wasteful number, since it uses less digits than its factorization.

222210102101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555525255271 (or 555525255260 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222210102101200 its reverse (2101201012222), we get a palindrome (224311303113422).

The spelling of 222210102101200 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred two million, one hundred one thousand, two hundred".