200200010202221 has 2 divisors, whose sum is σ = 200200010202222. Its totient is φ = 200200010202220.

The previous prime is 200200010202197. The next prime is 200200010202271. The reversal of 200200010202221 is 122202010002002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161494814379721 + 38705195822500 = 12708061^2 + 6221350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200200010202221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200200010202196 and 200200010202205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200200010202271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100005101110 + 100100005101111.

It is an arithmetic number, because the mean of its divisors is an integer number (100100005101111).

Almost surely, 2^{200200010202221} is an apocalyptic number.

It is an amenable number.

200200010202221 is a deficient number, since it is larger than the sum of its proper divisors (1).

200200010202221 is an equidigital number, since it uses as much as digits as its factorization.

200200010202221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200200010202221 its reverse (122202010002002), we get a palindrome (322402020204223).

The spelling of 200200010202221 in words is "two hundred trillion, two hundred billion, ten million, two hundred two thousand, two hundred twenty-one".