112021443 has 12 divisors (see below), whose sum is σ = 162705088. Its totient is φ = 74267280.

The previous prime is 112021439. The next prime is 112021453. The reversal of 112021443 is 344120211.

It is not a de Polignac number, because 112021443 - 2² = 112021439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32755 + ... + 36012.

Almost surely, 2^112021443 is an apocalyptic number.

112021443 is a deficient number, since it is larger than the sum of its proper divisors (50683645).

112021443 is a wasteful number, since it uses less digits than its factorization.

112021443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68954 (or 68951 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 112021443 is about 10584.0182822971. The cubic root of 112021443 is about 482.0592131819.

Adding to 112021443 its reverse (344120211), we get a palindrome (456141654).

The spelling of 112021443 in words is "one hundred twelve million, twenty-one thousand, four hundred forty-three".