112820132 has 24 divisors (see below), whose sum is σ = 202526016. Its totient is φ = 54962208.

The previous prime is 112820117. The next prime is 112820203. The reversal of 112820132 is 231028211.

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 7 ways as a sum of consecutive naturals, for example, 136673 + ... + 137495.

It is an arithmetic number, because the mean of its divisors is an integer number (8438584).

Almost surely, 2^112820132 is an apocalyptic number.

It is an amenable number.

112820132 is a deficient number, since it is larger than the sum of its proper divisors (89705884).

112820132 is a wasteful number, since it uses less digits than its factorization.

112820132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667 (or 1665 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 112820132 is about 10621.6821643278. The cubic root of 112820132 is about 483.2021609427.

Adding to 112820132 its reverse (231028211), we get a palindrome (343848343).

The spelling of 112820132 in words is "one hundred twelve million, eight hundred twenty thousand, one hundred thirty-two".