222000210001200 has 240 divisors, whose sum is σ = 718564621420800. Its totient is φ = 58582662528000.

The previous prime is 222000210001187. The next prime is 222000210001217. The reversal of 222000210001200 is 2100012000222.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (12).

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 47 ways as a sum of consecutive naturals, for example, 227247391 + ... + 228222209.

It is an arithmetic number, because the mean of its divisors is an integer number (2994019255920).

Almost surely, 2^{222000210001200} is an apocalyptic number.

222000210001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222000210001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359282310710400).

222000210001200 is an abundant number, since it is smaller than the sum of its proper divisors (496564411419600).

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

222000210001200 is a wasteful number, since it uses less digits than its factorization.

222000210001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976820 (or 976809 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222000210001200 its reverse (2100012000222), we get a palindrome (224100222001422).

The spelling of 222000210001200 in words is "two hundred twenty-two trillion, two hundred ten million, one thousand, two hundred".