3112212224 has 72 divisors (see below), whose sum is σ = 6826632960. Its totient is φ = 1404288000.

The previous prime is 3112212223. The next prime is 3112212241. The reversal of 3112212224 is 4222122113.

It is a junction number, because it is equal to n+sod(n) for n = 3112212196 and 3112212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112212223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387449 + ... + 395399.

Almost surely, 2^3112212224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112212224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3413316480).

3112212224 is an abundant number, since it is smaller than the sum of its proper divisors (3714420736).

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

3112212224 is a wasteful number, since it uses less digits than its factorization.

3112212224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8117 (or 8103 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 3112212224 is about 55787.2048412537. The cubic root of 3112212224 is about 1460.0119195874.

Adding to 3112212224 its reverse (4222122113), we get a palindrome (7334334337).

The spelling of 3112212224 in words is "three billion, one hundred twelve million, two hundred twelve thousand, two hundred twenty-four".