4020420024443 has 2 divisors, whose sum is σ = 4020420024444. Its totient is φ = 4020420024442.

The previous prime is 4020420024433. The next prime is 4020420024449. The reversal of 4020420024443 is 3444200240204.

4020420024443 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4020420024443 - 2¹² = 4020420020347 is a prime.

It is not a weakly prime, because it can be changed into another prime (4020420024449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010210012221 + 2010210012222.

It is an arithmetic number, because the mean of its divisors is an integer number (2010210012222).

Almost surely, 2^{4020420024443} is an apocalyptic number.

4020420024443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020420024443 is an equidigital number, since it uses as much as digits as its factorization.

4020420024443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 4020420024443 its reverse (3444200240204), we get a palindrome (7464620264647).

The spelling of 4020420024443 in words is "four trillion, twenty billion, four hundred twenty million, twenty-four thousand, four hundred forty-three".