2313120312 has 24 divisors (see below), whose sum is σ = 6264701040. Its totient is φ = 771040080.

The previous prime is 2313120269. The next prime is 2313120323. The reversal of 2313120312 is 2130213132.

2313120312 is a `hidden beast` number, since 231 + 3 + 120 + 312 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16063264 + ... + 16063407.

It is an arithmetic number, because the mean of its divisors is an integer number (261029210).

Almost surely, 2^2313120312 is an apocalyptic number.

It is an amenable number.

2313120312 is an abundant number, since it is smaller than the sum of its proper divisors (3951580728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2313120312 is a wasteful number, since it uses less digits than its factorization.

2313120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32126683 (or 32126676 counting only the distinct ones).

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

The square root of 2313120312 is about 48094.9094187732. The cubic root of 2313120312 is about 1322.5113485137.

Adding to 2313120312 its reverse (2130213132), we get a palindrome (4443333444).

The spelling of 2313120312 in words is "two billion, three hundred thirteen million, one hundred twenty thousand, three hundred twelve".