4043420310323 has 4 divisors (see below), whose sum is σ = 4043425231440. Its totient is φ = 4043415389208.

The previous prime is 4043420310271. The next prime is 4043420310421. The reversal of 4043420310323 is 3230130243404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4043420310323 - 2⁸ = 4043420310067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4043420310823) 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, 896828 + ... + 2981801.

It is an arithmetic number, because the mean of its divisors is an integer number (1010856307860).

Almost surely, 2^{4043420310323} is an apocalyptic number.

4043420310323 is a deficient number, since it is larger than the sum of its proper divisors (4921117).

4043420310323 is a wasteful number, since it uses less digits than its factorization.

4043420310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4921116.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 4043420310323 its reverse (3230130243404), we get a palindrome (7273550553727).

The spelling of 4043420310323 in words is "four trillion, forty-three billion, four hundred twenty million, three hundred ten thousand, three hundred twenty-three".