201312201 has 16 divisors (see below), whose sum is σ = 283011840. Its totient is φ = 126933840.

The previous prime is 201312191. The next prime is 201312211. The reversal of 201312201 is 102213102.

It is an interprime number because it is at equal distance from previous prime (201312191) and next prime (201312211).

It is not a de Polignac number, because 201312201 - 2¹⁰ = 201311177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201312211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36346 + ... + 41516.

It is an arithmetic number, because the mean of its divisors is an integer number (17688240).

Almost surely, 2^201312201 is an apocalyptic number.

It is an amenable number.

201312201 is a deficient number, since it is larger than the sum of its proper divisors (81699639).

201312201 is a wasteful number, since it uses less digits than its factorization.

201312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201312201 is about 14188.4530869295. The cubic root of 201312201 is about 586.0797270255.

Adding to 201312201 its reverse (102213102), we get a palindrome (303525303).

Subtracting from 201312201 its reverse (102213102), we obtain a palindrome (99099099).

The spelling of 201312201 in words is "two hundred one million, three hundred twelve thousand, two hundred one".