4043421102343 has 6 divisors (see below), whose sum is σ = 4703571486456. Its totient is φ = 3465789516252.

The previous prime is 4043421102323. The next prime is 4043421102353. The reversal of 4043421102343 is 3432011243404.

It is not a de Polignac number, because 4043421102343 - 2²⁵ = 4043387547911 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 (4043421102323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41259398955 + ... + 41259399052.

It is an arithmetic number, because the mean of its divisors is an integer number (783928581076).

Almost surely, 2^{4043421102343} is an apocalyptic number.

4043421102343 is a deficient number, since it is larger than the sum of its proper divisors (660150384113).

4043421102343 is an equidigital number, since it uses as much as digits as its factorization.

4043421102343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82518798021 (or 82518798014 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 4043421102343 its reverse (3432011243404), we get a palindrome (7475432345747).

The spelling of 4043421102343 in words is "four trillion, forty-three billion, four hundred twenty-one million, one hundred two thousand, three hundred forty-three".