200909100201 has 4 divisors (see below), whose sum is σ = 267878800272. Its totient is φ = 133939400132.

The previous prime is 200909100191. The next prime is 200909100253. The reversal of 200909100201 is 102001909002.

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 200909100201 - 2¹⁰ = 200909099177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200909100701) 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, 33484850031 + ... + 33484850036.

It is an arithmetic number, because the mean of its divisors is an integer number (66969700068).

Almost surely, 2^200909100201 is an apocalyptic number.

It is an amenable number.

200909100201 is a deficient number, since it is larger than the sum of its proper divisors (66969700071).

200909100201 is an equidigital number, since it uses as much as digits as its factorization.

200909100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66969700070.

The product of its (nonzero) digits is 324, while the sum is 24.

The spelling of 200909100201 in words is "two hundred billion, nine hundred nine million, one hundred thousand, two hundred one".