3133221112 has 48 divisors (see below), whose sum is σ = 6846559560. Its totient is φ = 1340329536.

The previous prime is 3133221089. The next prime is 3133221121. The reversal of 3133221112 is 2111223313.

It is a self number, because there is not a number n which added to its sum of digits gives 3133221112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213598 + ... + 227794.

Almost surely, 2^3133221112 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 3133221112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3423279780).

3133221112 is an abundant number, since it is smaller than the sum of its proper divisors (3713338448).

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

3133221112 is a wasteful number, since it uses less digits than its factorization.

3133221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14780 (or 14769 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 3133221112 is about 55975.1830010407. The cubic root of 3133221112 is about 1463.2898092722.

Adding to 3133221112 its reverse (2111223313), we get a palindrome (5244444425).

The spelling of 3133221112 in words is "three billion, one hundred thirty-three million, two hundred twenty-one thousand, one hundred twelve".