3112212112 has 20 divisors (see below), whose sum is σ = 6055148160. Its totient is φ = 1549593248.

The previous prime is 3112212071. The next prime is 3112212121. The reversal of 3112212112 is 2112122113.

It is a super-3 number, since 3×3112212112³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403108 + ... + 410755.

It is an arithmetic number, because the mean of its divisors is an integer number (302757408).

Almost surely, 2^3112212112 is an apocalyptic number.

It is an amenable number.

3112212112 is a deficient number, since it is larger than the sum of its proper divisors (2942936048).

3112212112 is a wasteful number, since it uses less digits than its factorization.

3112212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814110 (or 814104 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 3112212112 is about 55787.2038374393. The cubic root of 3112212112 is about 1460.0119020735.

Adding to 3112212112 its reverse (2112122113), we get a palindrome (5224334225).

It can be divided in two parts, 31122 and 12112, that added together give a palindrome (43234).

The spelling of 3112212112 in words is "three billion, one hundred twelve million, two hundred twelve thousand, one hundred twelve".