112421103 has 4 divisors (see below), whose sum is σ = 149894808. Its totient is φ = 74947400.

The previous prime is 112421087. The next prime is 112421107. The reversal of 112421103 is 301124211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112421103 - 2⁴ = 112421087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112421107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18736848 + ... + 18736853.

It is an arithmetic number, because the mean of its divisors is an integer number (37473702).

Almost surely, 2^112421103 is an apocalyptic number.

112421103 is a deficient number, since it is larger than the sum of its proper divisors (37473705).

112421103 is an equidigital number, since it uses as much as digits as its factorization.

112421103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37473704.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 112421103 is about 10602.8818252398. The cubic root of 112421103 is about 482.6318152212.

Adding to 112421103 its reverse (301124211), we get a palindrome (413545314).

The spelling of 112421103 in words is "one hundred twelve million, four hundred twenty-one thousand, one hundred three".