201044111201 has 4 divisors (see below), whose sum is σ = 204837396372. Its totient is φ = 197250826032.

The previous prime is 201044111159. The next prime is 201044111237. The reversal of 201044111201 is 102111440102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78386560576 + 122657550625 = 279976^2 + 350225^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044111201 - 2¹⁰ = 201044110177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201044111201.

It is not an unprimeable number, because it can be changed into a prime (201044113201) 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, 1896642506 + ... + 1896642611.

It is an arithmetic number, because the mean of its divisors is an integer number (51209349093).

Almost surely, 2^201044111201 is an apocalyptic number.

It is an amenable number.

201044111201 is a deficient number, since it is larger than the sum of its proper divisors (3793285171).

201044111201 is an equidigital number, since it uses as much as digits as its factorization.

201044111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793285170.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201044111201 its reverse (102111440102), we get a palindrome (303155551303).

The spelling of 201044111201 in words is "two hundred one billion, forty-four million, one hundred eleven thousand, two hundred one".