111242304111 has 8 divisors (see below), whose sum is σ = 148426872880. Its totient is φ = 74109635712.

The previous prime is 111242304037. The next prime is 111242304143. The reversal of 111242304111 is 111403242111.

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

It is not a de Polignac number, because 111242304111 - 2²⁵ = 111208749679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111242304011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12970090 + ... + 12978663.

It is an arithmetic number, because the mean of its divisors is an integer number (18553359110).

Almost surely, 2^111242304111 is an apocalyptic number.

111242304111 is a deficient number, since it is larger than the sum of its proper divisors (37184568769).

111242304111 is a wasteful number, since it uses less digits than its factorization.

111242304111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25950185.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 111242304111 its reverse (111403242111), we get a palindrome (222645546222).

The spelling of 111242304111 in words is "one hundred eleven billion, two hundred forty-two million, three hundred four thousand, one hundred eleven".