112410021 has 4 divisors (see below), whose sum is σ = 149880032. Its totient is φ = 74940012.

The previous prime is 112410013. The next prime is 112410043. The reversal of 112410021 is 120014211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 112410021 - 2³ = 112410013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112409979 and 112410006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112410091) 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, 18735001 + ... + 18735006.

It is an arithmetic number, because the mean of its divisors is an integer number (37470008).

Almost surely, 2^112410021 is an apocalyptic number.

It is an amenable number.

112410021 is a deficient number, since it is larger than the sum of its proper divisors (37470011).

112410021 is an equidigital number, since it uses as much as digits as its factorization.

112410021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37470010.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 112410021 is about 10602.3592185890. The cubic root of 112410021 is about 482.6159560946.

Adding to 112410021 its reverse (120014211), we get a palindrome (232424232).

The spelling of 112410021 in words is "one hundred twelve million, four hundred ten thousand, twenty-one".