200012201202221 has 8 divisors (see below), whose sum is σ = 209042257924920. Its totient is φ = 191124350097408.

The previous prime is 200012201202217. The next prime is 200012201202223. The reversal of 200012201202221 is 122202102210002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 54403694284996 + 145608506917225 = 7375886^2 + 12066835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200012201202221 - 2² = 200012201202217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200012201202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012201202223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35551401596 + ... + 35551407221.

It is an arithmetic number, because the mean of its divisors is an integer number (26130282240615).

Almost surely, 2^{200012201202221} is an apocalyptic number.

It is an amenable number.

200012201202221 is a deficient number, since it is larger than the sum of its proper divisors (9030056722699).

200012201202221 is an equidigital number, since it uses as much as digits as its factorization.

200012201202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71102808943.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200012201202221 its reverse (122202102210002), we get a palindrome (322214303412223).

The spelling of 200012201202221 in words is "two hundred trillion, twelve billion, two hundred one million, two hundred two thousand, two hundred twenty-one".