112142242 has 4 divisors (see below), whose sum is σ = 168213366. Its totient is φ = 56071120.

The previous prime is 112142231. The next prime is 112142249. The reversal of 112142242 is 242241211.

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

It can be written as a sum of positive squares in only one way, i.e., 101586241 + 10556001 = 10079^2 + 3249^2 .

It is not an unprimeable number, because it can be changed into a prime (112142249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28035559 + ... + 28035562.

Almost surely, 2^112142242 is an apocalyptic number.

112142242 is a deficient number, since it is larger than the sum of its proper divisors (56071124).

112142242 is an equidigital number, since it uses as much as digits as its factorization.

112142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56071123.

The product of its digits is 256, while the sum is 19.

The square root of 112142242 is about 10589.7234147073. The cubic root of 112142242 is about 482.2324280896.

Adding to 112142242 its reverse (242241211), we get a palindrome (354383453).

It can be divided in two parts, 11214 and 2242, that added together give a square (13456 = 116²).

The spelling of 112142242 in words is "one hundred twelve million, one hundred forty-two thousand, two hundred forty-two".