111103232042 has 16 divisors (see below), whose sum is σ = 186033320352. Its totient is φ = 49327015920.

The previous prime is 111103232021. The next prime is 111103232047. The reversal of 111103232042 is 240232301111.

It is not an unprimeable number, because it can be changed into a prime (111103232047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58721693 + ... + 58723584.

It is an arithmetic number, because the mean of its divisors is an integer number (11627082522).

Almost surely, 2^111103232042 is an apocalyptic number.

111103232042 is a deficient number, since it is larger than the sum of its proper divisors (74930088310).

111103232042 is a wasteful number, since it uses less digits than its factorization.

111103232042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117445333.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111103232042 its reverse (240232301111), we get a palindrome (351335533153).

The spelling of 111103232042 in words is "one hundred eleven billion, one hundred three million, two hundred thirty-two thousand, forty-two".