3122112012 has 24 divisors (see below), whose sum is σ = 7288750896. Its totient is φ = 1040157888.

The previous prime is 3122111989. The next prime is 3122112013. The reversal of 3122112012 is 2102112213.

It is a junction number, because it is equal to n+sod(n) for n = 3122111982 and 3122112000.

It is not an unprimeable number, because it can be changed into a prime (3122112013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44103 + ... + 90494.

It is an arithmetic number, because the mean of its divisors is an integer number (303697954).

Almost surely, 2^3122112012 is an apocalyptic number.

It is an amenable number.

3122112012 is an abundant number, since it is smaller than the sum of its proper divisors (4166638884).

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

3122112012 is a wasteful number, since it uses less digits than its factorization.

3122112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136537 (or 136535 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 3122112012 is about 55875.8625168328. The cubic root of 3122112012 is about 1461.5583554621.

Adding to 3122112012 its reverse (2102112213), we get a palindrome (5224224225).

The spelling of 3122112012 in words is "three billion, one hundred twenty-two million, one hundred twelve thousand, twelve".