2321321312 has 24 divisors (see below), whose sum is σ = 4572542016. Its totient is φ = 1160040832.

The previous prime is 2321321309. The next prime is 2321321363. The reversal of 2321321312 is 2131231232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44753 + ... + 81519.

It is an arithmetic number, because the mean of its divisors is an integer number (190522584).

Almost surely, 2^2321321312 is an apocalyptic number.

It is an amenable number.

2321321312 is a deficient number, since it is larger than the sum of its proper divisors (2251220704).

2321321312 is a wasteful number, since it uses less digits than its factorization.

2321321312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38750 (or 38742 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 2321321312 is about 48180.0924864202. The cubic root of 2321321312 is about 1324.0724609929.

Adding to 2321321312 its reverse (2131231232), we get a palindrome (4452552544).

The spelling of 2321321312 in words is "two billion, three hundred twenty-one million, three hundred twenty-one thousand, three hundred twelve".