111332242 has 16 divisors (see below), whose sum is σ = 191060352. Its totient is φ = 47662560.

The previous prime is 111332239. The next prime is 111332257. The reversal of 111332242 is 242233111.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 11142 + ... + 18622.

It is an arithmetic number, because the mean of its divisors is an integer number (11941272).

Almost surely, 2^111332242 is an apocalyptic number.

111332242 is a deficient number, since it is larger than the sum of its proper divisors (79728110).

111332242 is a wasteful number, since it uses less digits than its factorization.

111332242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553.

The product of its digits is 288, while the sum is 19.

The square root of 111332242 is about 10551.4094793065. The cubic root of 111332242 is about 481.0685713591.

Adding to 111332242 its reverse (242233111), we get a palindrome (353565353).

The spelling of 111332242 in words is "one hundred eleven million, three hundred thirty-two thousand, two hundred forty-two".