20424443327 has 2 divisors, whose sum is σ = 20424443328. Its totient is φ = 20424443326.

The previous prime is 20424443323. The next prime is 20424443359. The reversal of 20424443327 is 72334442402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20424443327 - 2² = 20424443323 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20424443323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10212221663 + 10212221664.

It is an arithmetic number, because the mean of its divisors is an integer number (10212221664).

Almost surely, 2^20424443327 is an apocalyptic number.

20424443327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20424443327 is an equidigital number, since it uses as much as digits as its factorization.

20424443327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 35.

Adding to 20424443327 its reverse (72334442402), we get a palindrome (92758885729).

The spelling of 20424443327 in words is "twenty billion, four hundred twenty-four million, four hundred forty-three thousand, three hundred twenty-seven".