112240123 has 4 divisors (see below), whose sum is σ = 112645600. Its totient is φ = 111834648.

The previous prime is 112240109. The next prime is 112240133. The reversal of 112240123 is 321042211.

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 112240123 - 2²¹ = 110142971 is a prime.

It is a super-2 number, since 2×112240123² = 25195690422110258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112240097 and 112240106.

It is not an unprimeable number, because it can be changed into a prime (112240133) 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, 202323 + ... + 202876.

It is an arithmetic number, because the mean of its divisors is an integer number (28161400).

Almost surely, 2^112240123 is an apocalyptic number.

112240123 is a deficient number, since it is larger than the sum of its proper divisors (405477).

112240123 is an equidigital number, since it uses as much as digits as its factorization.

112240123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405476.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 112240123 is about 10594.3439155051. The cubic root of 112240123 is about 482.3726894374.

Adding to 112240123 its reverse (321042211), we get a palindrome (433282334).

The spelling of 112240123 in words is "one hundred twelve million, two hundred forty thousand, one hundred twenty-three".