200000202221 has 2 divisors, whose sum is σ = 200000202222. Its totient is φ = 200000202220.

The previous prime is 200000202211. The next prime is 200000202223. The reversal of 200000202221 is 122202000002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197451366025 + 2548836196 = 444355^2 + 50486^2 .

It is a cyclic number.

It is not a de Polignac number, because 200000202221 - 2³⁴ = 182820333037 is a prime.

Together with 200000202223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200000202223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000101110 + 100000101111.

It is an arithmetic number, because the mean of its divisors is an integer number (100000101111).

Almost surely, 2^200000202221 is an apocalyptic number.

It is an amenable number.

200000202221 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000202221 is an equidigital number, since it uses as much as digits as its factorization.

200000202221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 200000202221 its reverse (122202000002), we get a palindrome (322202202223).

The spelling of 200000202221 in words is "two hundred billion, two hundred two thousand, two hundred twenty-one".