201310312133 has 16 divisors (see below), whose sum is σ = 240490185600. Its totient is φ = 168343106400.

The previous prime is 201310312127. The next prime is 201310312193. The reversal of 201310312133 is 331213013102.

It is not a de Polignac number, because 201310312133 - 2⁶ = 201310312069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201310312103) 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, 7143383 + ... + 7171508.

It is an arithmetic number, because the mean of its divisors is an integer number (15030636600).

Almost surely, 2^201310312133 is an apocalyptic number.

It is an amenable number.

201310312133 is a deficient number, since it is larger than the sum of its proper divisors (39179873467).

201310312133 is an equidigital number, since it uses as much as digits as its factorization.

201310312133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14314953 (or 14314939 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 201310312133 its reverse (331213013102), we get a palindrome (532523325235).

The spelling of 201310312133 in words is "two hundred one billion, three hundred ten million, three hundred twelve thousand, one hundred thirty-three".