201144203 has 16 divisors (see below), whose sum is σ = 235888800. Its totient is φ = 169827840.

The previous prime is 201144197. The next prime is 201144263. The reversal of 201144203 is 302441102.

It is not a de Polignac number, because 201144203 - 2²⁶ = 134035339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201144263) 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 15 ways as a sum of consecutive naturals, for example, 6878 + ... + 21203.

It is an arithmetic number, because the mean of its divisors is an integer number (14743050).

Almost surely, 2^201144203 is an apocalyptic number.

201144203 is a deficient number, since it is larger than the sum of its proper divisors (34744597).

201144203 is a wasteful number, since it uses less digits than its factorization.

201144203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28142.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 201144203 is about 14182.5316146307. The cubic root of 201144203 is about 585.9166509294.

Adding to 201144203 its reverse (302441102), we get a palindrome (503585305).

The spelling of 201144203 in words is "two hundred one million, one hundred forty-four thousand, two hundred three".