112123103 has 4 divisors (see below), whose sum is σ = 112266360. Its totient is φ = 111979848.

The previous prime is 112123097. The next prime is 112123111. The reversal of 112123103 is 301321211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301321211 = 4549 ⋅66239.

It is a cyclic number.

It is not a de Polignac number, because 112123103 - 2²⁶ = 45014239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112123133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70448 + ... + 72021.

It is an arithmetic number, because the mean of its divisors is an integer number (28066590).

Almost surely, 2^112123103 is an apocalyptic number.

112123103 is a deficient number, since it is larger than the sum of its proper divisors (143257).

112123103 is an equidigital number, since it uses as much as digits as its factorization.

112123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143256.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 112123103 is about 10588.8197170412. The cubic root of 112123103 is about 482.2049927795.

Adding to 112123103 its reverse (301321211), we get a palindrome (413444314).

The spelling of 112123103 in words is "one hundred twelve million, one hundred twenty-three thousand, one hundred three".