1112231242 has 4 divisors (see below), whose sum is σ = 1668346866. Its totient is φ = 556115620.

The previous prime is 1112231203. The next prime is 1112231251. The reversal of 1112231242 is 2421322111.

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., 716579361 + 395651881 = 26769^2 + 19891^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 278057809 + ... + 278057812.

Almost surely, 2^1112231242 is an apocalyptic number.

1112231242 is a deficient number, since it is larger than the sum of its proper divisors (556115624).

1112231242 is an equidigital number, since it uses as much as digits as its factorization.

1112231242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556115623.

The product of its digits is 192, while the sum is 19.

The square root of 1112231242 is about 33350.1310642102. The cubic root of 1112231242 is about 1036.0921024689.

Adding to 1112231242 its reverse (2421322111), we get a palindrome (3533553353).

The spelling of 1112231242 in words is "one billion, one hundred twelve million, two hundred thirty-one thousand, two hundred forty-two".