11112216 has 32 divisors (see below), whose sum is σ = 27988800. Its totient is φ = 3676320.

The previous prime is 11112209. The next prime is 11112217. The reversal of 11112216 is 61221111.

It is a happy number.

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11112195 and 11112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112217) 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, 1671 + ... + 5001.

It is an arithmetic number, because the mean of its divisors is an integer number (874650).

Almost surely, 2^11112216 is an apocalyptic number.

It is an amenable number.

11112216 is an abundant number, since it is smaller than the sum of its proper divisors (16876584).

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

11112216 is a wasteful number, since it uses less digits than its factorization.

11112216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3479 (or 3475 counting only the distinct ones).

The product of its digits is 24, while the sum is 15.

The square root of 11112216 is about 3333.4990625467. The cubic root of 11112216 is about 223.1517129392.

Adding to 11112216 its reverse (61221111), we get a palindrome (72333327).

The spelling of 11112216 in words is "eleven million, one hundred twelve thousand, two hundred sixteen".