201117050201 has 4 divisors (see below), whose sum is σ = 201123251472. Its totient is φ = 201110848932.

The previous prime is 201117050191. The next prime is 201117050231. The reversal of 201117050201 is 102050711102.

It is a happy number.

201117050201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 201117050201 - 2¹⁸ = 201116788057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201117050231) 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 in 3 ways as a sum of consecutive naturals, for example, 3051731 + ... + 3116936.

It is an arithmetic number, because the mean of its divisors is an integer number (50280812868).

Almost surely, 2^201117050201 is an apocalyptic number.

It is an amenable number.

201117050201 is a deficient number, since it is larger than the sum of its proper divisors (6201271).

201117050201 is an equidigital number, since it uses as much as digits as its factorization.

201117050201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6201270.

The product of its (nonzero) digits is 140, while the sum is 20.

Adding to 201117050201 its reverse (102050711102), we get a palindrome (303167761303).

The spelling of 201117050201 in words is "two hundred one billion, one hundred seventeen million, fifty thousand, two hundred one".