112242243 has 4 divisors (see below), whose sum is σ = 149656328. Its totient is φ = 74828160.

The previous prime is 112242223. The next prime is 112242269. The reversal of 112242243 is 342242211.

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

It is a de Polignac number, because none of the positive numbers 2^k-112242243 is a prime.

It is a super-2 number, since 2×112242243² = 25196642227342098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112242223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18707038 + ... + 18707043.

It is an arithmetic number, because the mean of its divisors is an integer number (37414082).

Almost surely, 2^112242243 is an apocalyptic number.

112242243 is a deficient number, since it is larger than the sum of its proper divisors (37414085).

112242243 is an equidigital number, since it uses as much as digits as its factorization.

112242243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37414084.

The product of its digits is 768, while the sum is 21.

The square root of 112242243 is about 10594.4439684204. The cubic root of 112242243 is about 482.3757264490.

Adding to 112242243 its reverse (342242211), we get a palindrome (454484454).

It can be divided in two parts, 1122 and 42243, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 112242243 in words is "one hundred twelve million, two hundred forty-two thousand, two hundred forty-three".