2112312303 has 16 divisors (see below), whose sum is σ = 3130752000. Its totient is φ = 1407578040.

The previous prime is 2112312281. The next prime is 2112312421. The reversal of 2112312303 is 3032132112.

It is not a de Polignac number, because 2112312303 - 2⁹ = 2112311791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112312803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48468 + ... + 81078.

It is an arithmetic number, because the mean of its divisors is an integer number (195672000).

Almost surely, 2^2112312303 is an apocalyptic number.

2112312303 is a deficient number, since it is larger than the sum of its proper divisors (1018439697).

2112312303 is a wasteful number, since it uses less digits than its factorization.

2112312303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35019 (or 35013 counting only the distinct ones).

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

The square root of 2112312303 is about 45959.8988575911. The cubic root of 2112312303 is about 1283.0769689442.

Adding to 2112312303 its reverse (3032132112), we get a palindrome (5144444415).

The spelling of 2112312303 in words is "two billion, one hundred twelve million, three hundred twelve thousand, three hundred three".