112231123 has 4 divisors (see below), whose sum is σ = 113280120. Its totient is φ = 111182128.

The previous prime is 112231117. The next prime is 112231139. The reversal of 112231123 is 321132211.

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 112231123 - 2¹³ = 112222931 is a prime.

It is a super-2 number, since 2×112231123² = 25191649939682258, 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 = 112231097 and 112231106.

It is not an unprimeable number, because it can be changed into a prime (112231153) 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, 524338 + ... + 524551.

It is an arithmetic number, because the mean of its divisors is an integer number (28320030).

Almost surely, 2^112231123 is an apocalyptic number.

112231123 is a deficient number, since it is larger than the sum of its proper divisors (1048997).

112231123 is a wasteful number, since it uses less digits than its factorization.

112231123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048996.

The product of its digits is 72, while the sum is 16.

The square root of 112231123 is about 10593.9191520419. The cubic root of 112231123 is about 482.3597960379.

Adding to 112231123 its reverse (321132211), we get a palindrome (433363334).

The spelling of 112231123 in words is "one hundred twelve million, two hundred thirty-one thousand, one hundred twenty-three".