3311220112 has 40 divisors (see below), whose sum is σ = 6649074432. Its totient is φ = 1595760000.

The previous prime is 3311220109. The next prime is 3311220137. The reversal of 3311220112 is 2110221133.

It is a super-2 number, since 2×3311220112² = 21928357260226585088, which contains 22 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 7 ways as a sum of consecutive naturals, for example, 111198 + ... + 137794.

Almost surely, 2^3311220112 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 3311220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3324537216).

3311220112 is an abundant number, since it is smaller than the sum of its proper divisors (3337854320).

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

3311220112 is a wasteful number, since it uses less digits than its factorization.

3311220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26887 (or 26881 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3311220112 is about 57543.2021354391. The cubic root of 3311220112 is about 1490.4909740347.

Adding to 3311220112 its reverse (2110221133), we get a palindrome (5421441245).

The spelling of 3311220112 in words is "three billion, three hundred eleven million, two hundred twenty thousand, one hundred twelve".