111340102543 has 4 divisors (see below), whose sum is σ = 117200107960. Its totient is φ = 105480097128.

The previous prime is 111340102501. The next prime is 111340102613. The reversal of 111340102543 is 345201043111.

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

It is a cyclic number.

It is not a de Polignac number, because 111340102543 - 2⁹ = 111340102031 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 (111340105543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2930002680 + ... + 2930002717.

It is an arithmetic number, because the mean of its divisors is an integer number (29300026990).

Almost surely, 2^111340102543 is an apocalyptic number.

111340102543 is a deficient number, since it is larger than the sum of its proper divisors (5860005417).

111340102543 is an equidigital number, since it uses as much as digits as its factorization.

111340102543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860005416.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 111340102543 its reverse (345201043111), we get a palindrome (456541145654).

The spelling of 111340102543 in words is "one hundred eleven billion, three hundred forty million, one hundred two thousand, five hundred forty-three".