111343112443 has 4 divisors (see below), whose sum is σ = 112052304400. Its totient is φ = 110633920488.

The previous prime is 111343112437. The next prime is 111343112449. The reversal of 111343112443 is 344211343111.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (111343112437) and next prime (111343112449).

It is a cyclic number.

It is not a de Polignac number, because 111343112443 - 2⁵ = 111343112411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111343112449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354595743 + ... + 354596056.

It is an arithmetic number, because the mean of its divisors is an integer number (28013076100).

Almost surely, 2^111343112443 is an apocalyptic number.

111343112443 is a deficient number, since it is larger than the sum of its proper divisors (709191957).

111343112443 is an equidigital number, since it uses as much as digits as its factorization.

111343112443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709191956.

The product of its digits is 3456, while the sum is 28.

Adding to 111343112443 its reverse (344211343111), we get a palindrome (455554455554).

The spelling of 111343112443 in words is "one hundred eleven billion, three hundred forty-three million, one hundred twelve thousand, four hundred forty-three".