111303042414243 has 16 divisors (see below), whose sum is σ = 149334705273600. Its totient is φ = 73738050732000.

The previous prime is 111303042414229. The next prime is 111303042414299. The reversal of 111303042414243 is 342414240303111.

It is a happy number.

It is not a de Polignac number, because 111303042414243 - 2⁵ = 111303042414211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111303042914243) 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 15 ways as a sum of consecutive naturals, for example, 168021148 + ... + 168682281.

It is an arithmetic number, because the mean of its divisors is an integer number (9333419079600).

Almost surely, 2^{111303042414243} is an apocalyptic number.

111303042414243 is a deficient number, since it is larger than the sum of its proper divisors (38031662859357).

111303042414243 is a wasteful number, since it uses less digits than its factorization.

111303042414243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336704122.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 111303042414243 its reverse (342414240303111), we get a palindrome (453717282717354).

The spelling of 111303042414243 in words is "one hundred eleven trillion, three hundred three billion, forty-two million, four hundred fourteen thousand, two hundred forty-three".