3112222112 has 12 divisors (see below), whose sum is σ = 6127187346. Its totient is φ = 1556111040.

The previous prime is 3112222111. The next prime is 3112222117. The reversal of 3112222112 is 2112222113.

It can be written as a sum of positive squares in only one way, i.e., 2303616016 + 808606096 = 47996^2 + 28436^2 .

It is not an unprimeable number, because it can be changed into a prime (3112222111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48628439 + ... + 48628502.

Almost surely, 2^3112222112 is an apocalyptic number.

3112222112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3112222112 is a deficient number, since it is larger than the sum of its proper divisors (3014965234).

3112222112 is an equidigital number, since it uses as much as digits as its factorization.

3112222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97256951 (or 97256943 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 3112222112 is about 55787.2934636553. The cubic root of 3112222112 is about 1460.0134658169.

Adding to 3112222112 its reverse (2112222113), we get a palindrome (5224444225).

Subtracting from 3112222112 its reverse (2112222113), we obtain a palindrome (999999999).

The spelling of 3112222112 in words is "three billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twelve".