3112320012 has 24 divisors (see below), whose sum is σ = 7281878016. Its totient is φ = 1034611728.

The previous prime is 3112320011. The next prime is 3112320017. The reversal of 3112320012 is 2100232113.

It is a junction number, because it is equal to n+sod(n) for n = 3112319973 and 3112320000.

It is not an unprimeable number, because it can be changed into a prime (3112320011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 348948 + ... + 357755.

It is an arithmetic number, because the mean of its divisors is an integer number (303411584).

Almost surely, 2^3112320012 is an apocalyptic number.

It is an amenable number.

3112320012 is an abundant number, since it is smaller than the sum of its proper divisors (4169558004).

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

3112320012 is a wasteful number, since it uses less digits than its factorization.

3112320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707077 (or 707075 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 3112320012 is about 55788.1708967053. The cubic root of 3112320012 is about 1460.0287746878.

Adding to 3112320012 its reverse (2100232113), we get a palindrome (5212552125).

The spelling of 3112320012 in words is "three billion, one hundred twelve million, three hundred twenty thousand, twelve".