4043421413201 has 4 divisors (see below), whose sum is σ = 4050239999652. Its totient is φ = 4036602826752.

The previous prime is 4043421413159. The next prime is 4043421413209. The reversal of 4043421413201 is 1023141243404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1980394780225 + 2063026632976 = 1407265^2 + 1436324^2 .

It is a cyclic number.

It is not a de Polignac number, because 4043421413201 - 2³⁸ = 3768543506257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4043421413209) 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, 3409292336 + ... + 3409293521.

It is an arithmetic number, because the mean of its divisors is an integer number (1012559999913).

Almost surely, 2^{4043421413201} is an apocalyptic number.

It is an amenable number.

4043421413201 is a deficient number, since it is larger than the sum of its proper divisors (6818586451).

4043421413201 is an equidigital number, since it uses as much as digits as its factorization.

4043421413201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6818586450.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4043421413201 its reverse (1023141243404), we get a palindrome (5066562656605).

The spelling of 4043421413201 in words is "four trillion, forty-three billion, four hundred twenty-one million, four hundred thirteen thousand, two hundred one".