2312113133 has 12 divisors (see below), whose sum is σ = 2543896320. Its totient is φ = 2099867880.

The previous prime is 2312113129. The next prime is 2312113147. The reversal of 2312113133 is 3313112132.

It is not a de Polignac number, because 2312113133 - 2² = 2312113129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312113333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122738 + ... + 140316.

It is an arithmetic number, because the mean of its divisors is an integer number (211991360).

Almost surely, 2^2312113133 is an apocalyptic number.

It is an amenable number.

2312113133 is a deficient number, since it is larger than the sum of its proper divisors (231783187).

2312113133 is a wasteful number, since it uses less digits than its factorization.

2312113133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18688 (or 18677 counting only the distinct ones).

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

The square root of 2312113133 is about 48084.4375344040. The cubic root of 2312113133 is about 1322.3193713210.

Adding to 2312113133 its reverse (3313112132), we get a palindrome (5625225265).

The spelling of 2312113133 in words is "two billion, three hundred twelve million, one hundred thirteen thousand, one hundred thirty-three".