3311112112 has 80 divisors (see below), whose sum is σ = 8193475584. Its totient is φ = 1258560000.

The previous prime is 3311112109. The next prime is 3311112143. The reversal of 3311112112 is 2112111133.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17737 + ... + 83287.

Almost surely, 2^3311112112 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 3311112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4096737792).

3311112112 is an abundant number, since it is smaller than the sum of its proper divisors (4882363472).

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

3311112112 is a wasteful number, since it uses less digits than its factorization.

3311112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65618 (or 65612 counting only the distinct ones).

The product of its digits is 36, while the sum is 16.

The square root of 3311112112 is about 57542.2637024301. The cubic root of 3311112112 is about 1490.4747690539.

Adding to 3311112112 its reverse (2112111133), we get a palindrome (5423223245).

It can be divided in two parts, 33111121 and 12, that added together give a palindrome (33111133).

The spelling of 3311112112 in words is "three billion, three hundred eleven million, one hundred twelve thousand, one hundred twelve".