313001012133 has 32 divisors (see below), whose sum is σ = 479151636480. Its totient is φ = 201730178160.

The previous prime is 313001012119. The next prime is 313001012143. The reversal of 313001012133 is 331210100313.

It is a happy number.

It is not a de Polignac number, because 313001012133 - 2¹⁰ = 313001011109 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 (313001012143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 632560 + ... + 1012982.

It is an arithmetic number, because the mean of its divisors is an integer number (14973488640).

Almost surely, 2^313001012133 is an apocalyptic number.

It is an amenable number.

313001012133 is a deficient number, since it is larger than the sum of its proper divisors (166150624347).

313001012133 is a wasteful number, since it uses less digits than its factorization.

313001012133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381446 (or 381440 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 313001012133 its reverse (331210100313), we get a palindrome (644211112446).

The spelling of 313001012133 in words is "three hundred thirteen billion, one million, twelve thousand, one hundred thirty-three".