200212223333221 has 4 divisors (see below), whose sum is σ = 218413334545344. Its totient is φ = 182011112121100.

The previous prime is 200212223333173. The next prime is 200212223333273. The reversal of 200212223333221 is 122333322212002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200212223333221 - 2¹⁹ = 200212222808933 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 200212223333221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212223333321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9100555606045 + ... + 9100555606066.

It is an arithmetic number, because the mean of its divisors is an integer number (54603333636336).

Almost surely, 2^{200212223333221} is an apocalyptic number.

It is an amenable number.

200212223333221 is a deficient number, since it is larger than the sum of its proper divisors (18201111212123).

200212223333221 is a wasteful number, since it uses less digits than its factorization.

200212223333221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18201111212122.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 200212223333221 its reverse (122333322212002), we get a palindrome (322545545545223).

The spelling of 200212223333221 in words is "two hundred trillion, two hundred twelve billion, two hundred twenty-three million, three hundred thirty-three thousand, two hundred twenty-one".