9201020200201 has 2 divisors, whose sum is σ = 9201020200202. Its totient is φ = 9201020200200.

The previous prime is 9201020200189. The next prime is 9201020200219. The reversal of 9201020200201 is 1020020201029.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6632376115600 + 2568644084601 = 2575340^2 + 1602699^2 .

It is an emirp because it is prime and its reverse (1020020201029) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9201020200201 - 2²¹ = 9201018103049 is a prime.

It is not a weakly prime, because it can be changed into another prime (9201020200231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4600510100100 + 4600510100101.

It is an arithmetic number, because the mean of its divisors is an integer number (4600510100101).

Almost surely, 2^{9201020200201} is an apocalyptic number.

It is an amenable number.

9201020200201 is a deficient number, since it is larger than the sum of its proper divisors (1).

9201020200201 is an equidigital number, since it uses as much as digits as its factorization.

9201020200201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 9201020200201 in words is "nine trillion, two hundred one billion, twenty million, two hundred thousand, two hundred one".