200201202202321 has 2 divisors, whose sum is σ = 200201202202322. Its totient is φ = 200201202202320.

The previous prime is 200201202202301. The next prime is 200201202202367. The reversal of 200201202202321 is 123202202102002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200155293140625 + 45909061696 = 14147625^2 + 214264^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200201202202321 is a prime.

It is not a weakly prime, because it can be changed into another prime (200201202202301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100601101160 + 100100601101161.

It is an arithmetic number, because the mean of its divisors is an integer number (100100601101161).

Almost surely, 2^{200201202202321} is an apocalyptic number.

It is an amenable number.

200201202202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

200201202202321 is an equidigital number, since it uses as much as digits as its factorization.

200201202202321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 200201202202321 its reverse (123202202102002), we get a palindrome (323403404304323).

The spelling of 200201202202321 in words is "two hundred trillion, two hundred one billion, two hundred two million, two hundred two thousand, three hundred twenty-one".