2321311112 has 16 divisors (see below), whose sum is σ = 4356838860. Its totient is φ = 1159487424.

The previous prime is 2321311067. The next prime is 2321311169. The reversal of 2321311112 is 2111131232.

It can be written as a sum of positive squares in 2 ways, for example, as 2311109476 + 10201636 = 48074^2 + 3194^2 .

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, 137543 + ... + 153494.

Almost surely, 2^2321311112 is an apocalyptic number.

It is an amenable number.

2321311112 is a deficient number, since it is larger than the sum of its proper divisors (2035527748).

2321311112 is a wasteful number, since it uses less digits than its factorization.

2321311112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292040 (or 292036 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 2321311112 is about 48179.9866334560. The cubic root of 2321311112 is about 1324.0705216435.

Adding to 2321311112 its reverse (2111131232), we get a palindrome (4432442344).

The spelling of 2321311112 in words is "two billion, three hundred twenty-one million, three hundred eleven thousand, one hundred twelve".