112141021 has 16 divisors (see below), whose sum is σ = 121080960. Its totient is φ = 103541760.

The previous prime is 112141009. The next prime is 112141039. The reversal of 112141021 is 120141211.

It is a cyclic number.

It is not a de Polignac number, because 112141021 - 2¹¹ = 112138973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112140992 and 112141010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112141091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130425 + ... + 131281.

It is an arithmetic number, because the mean of its divisors is an integer number (7567560).

Almost surely, 2^112141021 is an apocalyptic number.

It is an amenable number.

112141021 is a deficient number, since it is larger than the sum of its proper divisors (8939939).

112141021 is an equidigital number, since it uses as much as digits as its factorization.

112141021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 112141021 is about 10589.6657643195. The cubic root of 112141021 is about 482.2306779078.

Adding to 112141021 its reverse (120141211), we get a palindrome (232282232).

The spelling of 112141021 in words is "one hundred twelve million, one hundred forty-one thousand, twenty-one".