3112311132 has 144 divisors (see below), whose sum is σ = 9162316800. Its totient is φ = 872467200.

The previous prime is 3112311113. The next prime is 3112311143. The reversal of 3112311132 is 2311132113.

It is a super-2 number, since 2×3112311132² = 19372961164742242848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3386169 + ... + 3387087.

It is an arithmetic number, because the mean of its divisors is an integer number (63627200).

Almost surely, 2^3112311132 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 3112311132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4581158400).

3112311132 is an abundant number, since it is smaller than the sum of its proper divisors (6050005668).

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

3112311132 is a wasteful number, since it uses less digits than its factorization.

3112311132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176 (or 1171 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 3112311132 is about 55788.0913098844. The cubic root of 3112311132 is about 1460.0273861129.

Adding to 3112311132 its reverse (2311132113), we get a palindrome (5423443245).

The spelling of 3112311132 in words is "three billion, one hundred twelve million, three hundred eleven thousand, one hundred thirty-two".