111320242 has 24 divisors (see below), whose sum is σ = 186573996. Its totient is φ = 49764000.

The previous prime is 111320239. The next prime is 111320291. The reversal of 111320242 is 242023111.

It can be written as a sum of positive squares in 2 ways, for example, as 83557881 + 27762361 = 9141^2 + 5269^2 .

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 in 11 ways as a sum of consecutive naturals, for example, 10992 + ... + 18532.

Almost surely, 2^111320242 is an apocalyptic number.

111320242 is a deficient number, since it is larger than the sum of its proper divisors (75253754).

111320242 is a wasteful number, since it uses less digits than its factorization.

111320242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626 (or 7615 counting only the distinct ones).

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

The square root of 111320242 is about 10550.8408195745. The cubic root of 111320242 is about 481.0512866679.

Adding to 111320242 its reverse (242023111), we get a palindrome (353343353).

The spelling of 111320242 in words is "one hundred eleven million, three hundred twenty thousand, two hundred forty-two".