210201221010201 has 16 divisors (see below), whose sum is σ = 289933710197760. Its totient is φ = 135301472633600.

The previous prime is 210201221010173. The next prime is 210201221010247. The reversal of 210201221010201 is 102010122102012.

It is a cyclic number.

It is not a de Polignac number, because 210201221010201 - 2⁷ = 210201221010073 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210201221010601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22429201 + ... + 30388673.

It is an arithmetic number, because the mean of its divisors is an integer number (18120856887360).

Almost surely, 2^{210201221010201} is an apocalyptic number.

It is an amenable number.

210201221010201 is a deficient number, since it is larger than the sum of its proper divisors (79732489187559).

210201221010201 is a wasteful number, since it uses less digits than its factorization.

210201221010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8263056.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210201221010201 its reverse (102010122102012), we get a palindrome (312211343112213).

The spelling of 210201221010201 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty-one million, ten thousand, two hundred one".