112211688 has 16 divisors (see below), whose sum is σ = 280529280. Its totient is φ = 37403888.

The previous prime is 112211683. The next prime is 112211689. The reversal of 112211688 is 886112211.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (112211681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337720 + ... + 2337767.

It is an arithmetic number, because the mean of its divisors is an integer number (17533080).

Almost surely, 2^112211688 is an apocalyptic number.

It is an amenable number.

112211688 is an abundant number, since it is smaller than the sum of its proper divisors (168317592).

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

112211688 is a wasteful number, since it uses less digits than its factorization.

112211688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675496 (or 4675492 counting only the distinct ones).

The product of its digits is 1536, while the sum is 30.

The square root of 112211688 is about 10593.0018408381. The cubic root of 112211688 is about 482.3319511063.

Adding to 112211688 its reverse (886112211), we get a palindrome (998323899).

The spelling of 112211688 in words is "one hundred twelve million, two hundred eleven thousand, six hundred eighty-eight".