112143232 has 32 divisors (see below), whose sum is σ = 231121800. Its totient is φ = 54136320.

The previous prime is 112143223. The next prime is 112143253. The reversal of 112143232 is 232341211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×112143232² = 25152208966811648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 11394 + ... + 18817.

Almost surely, 2^112143232 is an apocalyptic number.

It is an amenable number.

112143232 is an abundant number, since it is smaller than the sum of its proper divisors (118978568).

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

112143232 is an equidigital number, since it uses as much as digits as its factorization.

112143232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30254 (or 30242 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 112143232 is about 10589.7701580346. The cubic root of 112143232 is about 482.2338471466.

Adding to 112143232 its reverse (232341211), we get a palindrome (344484443).

The spelling of 112143232 in words is "one hundred twelve million, one hundred forty-three thousand, two hundred thirty-two".