201312020133 has 24 divisors (see below), whose sum is σ = 341306354688. Its totient is φ = 111926372832.

The previous prime is 201312020089. The next prime is 201312020183. The reversal of 201312020133 is 331020213102.

201312020133 is a `hidden beast` number, since 201 + 312 + 0 + 20 + 133 = 666.

It is not a de Polignac number, because 201312020133 - 2⁹ = 201312019621 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201312020183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43179141 + ... + 43183802.

It is an arithmetic number, because the mean of its divisors is an integer number (14221098112).

Almost surely, 2^201312020133 is an apocalyptic number.

It is an amenable number.

201312020133 is a deficient number, since it is larger than the sum of its proper divisors (139994334555).

201312020133 is a wasteful number, since it uses less digits than its factorization.

201312020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86362993 (or 86362990 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 201312020133 its reverse (331020213102), we get a palindrome (532332233235).

The spelling of 201312020133 in words is "two hundred one billion, three hundred twelve million, twenty thousand, one hundred thirty-three".