112121432 has 16 divisors (see below), whose sum is σ = 221292600. Its totient is φ = 53110080.

The previous prime is 112121423. The next prime is 112121437. The reversal of 112121432 is 234121211.

It is a self number, because there is not a number n which added to its sum of digits gives 112121432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368669 + ... + 368972.

Almost surely, 2^112121432 is an apocalyptic number.

It is an amenable number.

112121432 is a deficient number, since it is larger than the sum of its proper divisors (109171168).

112121432 is a wasteful number, since it uses less digits than its factorization.

112121432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737666 (or 737662 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 112121432 is about 10588.7408127690. The cubic root of 112121432 is about 482.2025972918.

Adding to 112121432 its reverse (234121211), we get a palindrome (346242643).

The spelling of 112121432 in words is "one hundred twelve million, one hundred twenty-one thousand, four hundred thirty-two".