2112323012 has 48 divisors (see below), whose sum is σ = 3872074752. Its totient is φ = 1007139840.

The previous prime is 2112323011. The next prime is 2112323027. The reversal of 2112323012 is 2103232112.

It is not an unprimeable number, because it can be changed into a prime (2112323011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3264473 + ... + 3265119.

It is an arithmetic number, because the mean of its divisors is an integer number (80668224).

Almost surely, 2^2112323012 is an apocalyptic number.

It is an amenable number.

2112323012 is a deficient number, since it is larger than the sum of its proper divisors (1759751740).

2112323012 is a wasteful number, since it uses less digits than its factorization.

2112323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028 (or 1026 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2112323012 is about 45960.0153611811. The cubic root of 2112323012 is about 1283.0791372549.

Adding to 2112323012 its reverse (2103232112), we get a palindrome (4215555124).

The spelling of 2112323012 in words is "two billion, one hundred twelve million, three hundred twenty-three thousand, twelve".