111868043343 has 16 divisors (see below), whose sum is σ = 170487482880. Its totient is φ = 63916386336.

The previous prime is 111868043317. The next prime is 111868043381. The reversal of 111868043343 is 343340868111.

It is a happy number.

It is not a de Polignac number, because 111868043343 - 2⁵ = 111868043311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111868043295 and 111868043304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111868043303) 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 15 ways as a sum of consecutive naturals, for example, 172723 + ... + 503556.

It is an arithmetic number, because the mean of its divisors is an integer number (10655467680).

Almost surely, 2^111868043343 is an apocalyptic number.

111868043343 is a deficient number, since it is larger than the sum of its proper divisors (58619439537).

111868043343 is an equidigital number, since it uses as much as digits as its factorization.

111868043343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684166.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 111868043343 in words is "one hundred eleven billion, eight hundred sixty-eight million, forty-three thousand, three hundred forty-three".