112505212 has 24 divisors (see below), whose sum is σ = 201060720. Its totient is φ = 55067520.

The previous prime is 112505171. The next prime is 112505219. The reversal of 112505212 is 212505211.

It is a self number, because there is not a number n which added to its sum of digits gives 112505212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112505219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64512 + ... + 66232.

It is an arithmetic number, because the mean of its divisors is an integer number (8377530).

Almost surely, 2^112505212 is an apocalyptic number.

It is an amenable number.

112505212 is a deficient number, since it is larger than the sum of its proper divisors (88555508).

112505212 is a wasteful number, since it uses less digits than its factorization.

112505212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061 (or 2059 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 112505212 is about 10606.8474109888. The cubic root of 112505212 is about 482.7521471961.

Subtracting 112505212 from its reverse (212505211), we obtain a palindrome (99999999).

The spelling of 112505212 in words is "one hundred twelve million, five hundred five thousand, two hundred twelve".