111102242 has 8 divisors (see below), whose sum is σ = 176456556. Its totient is φ = 52283392.

The previous prime is 111102241. The next prime is 111102247. The reversal of 111102242 is 242201111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107972881 + 3129361 = 10391^2 + 1769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (111102241) 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, 1633823 + ... + 1633890.

Almost surely, 2^111102242 is an apocalyptic number.

111102242 is a deficient number, since it is larger than the sum of its proper divisors (65354314).

111102242 is a wasteful number, since it uses less digits than its factorization.

111102242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267732.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 111102242 is about 10540.5048266200. The cubic root of 111102242 is about 480.7370649571.

Adding to 111102242 its reverse (242201111), we get a palindrome (353303353).

The spelling of 111102242 in words is "one hundred eleven million, one hundred two thousand, two hundred forty-two".