3220312112 has 20 divisors (see below), whose sum is σ = 6259687896. Its totient is φ = 1604908800.

The previous prime is 3220312111. The next prime is 3220312129. The reversal of 3220312112 is 2112130223.

It is not an unprimeable number, because it can be changed into a prime (3220312111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322889 + ... + 332712.

Almost surely, 2^3220312112 is an apocalyptic number.

It is an amenable number.

3220312112 is a deficient number, since it is larger than the sum of its proper divisors (3039375784).

3220312112 is a wasteful number, since it uses less digits than its factorization.

3220312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655916 (or 655910 counting only the distinct ones).

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

The square root of 3220312112 is about 56747.7938954458. The cubic root of 3220312112 is about 1476.7239614036.

Adding to 3220312112 its reverse (2112130223), we get a palindrome (5332442335).

The spelling of 3220312112 in words is "three billion, two hundred twenty million, three hundred twelve thousand, one hundred twelve".