201000122102201 has 4 divisors (see below), whose sum is σ = 201000165285504. Its totient is φ = 201000078918900.

The previous prime is 201000122102189. The next prime is 201000122102243. The reversal of 201000122102201 is 102201221000102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201000122102201 - 2³⁰ = 200999048360377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201050122102201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13631585 + ... + 24245006.

It is an arithmetic number, because the mean of its divisors is an integer number (50250041321376).

Almost surely, 2^{201000122102201} is an apocalyptic number.

It is an amenable number.

201000122102201 is a deficient number, since it is larger than the sum of its proper divisors (43183303).

201000122102201 is an equidigital number, since it uses as much as digits as its factorization.

201000122102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43183302.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201000122102201 its reverse (102201221000102), we get a palindrome (303201343102303).

The spelling of 201000122102201 in words is "two hundred one trillion, one hundred twenty-two million, one hundred two thousand, two hundred one".