12420352327 has 2 divisors, whose sum is σ = 12420352328. Its totient is φ = 12420352326.

The previous prime is 12420352279. The next prime is 12420352387. The reversal of 12420352327 is 72325302421.

12420352327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (72325302421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12420352327 - 2²⁷ = 12286134599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12420352387) 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, 6210176163 + 6210176164.

It is an arithmetic number, because the mean of its divisors is an integer number (6210176164).

Almost surely, 2^12420352327 is an apocalyptic number.

12420352327 is a deficient number, since it is larger than the sum of its proper divisors (1).

12420352327 is an equidigital number, since it uses as much as digits as its factorization.

12420352327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 31.

Adding to 12420352327 its reverse (72325302421), we get a palindrome (84745654748).

The spelling of 12420352327 in words is "twelve billion, four hundred twenty million, three hundred fifty-two thousand, three hundred twenty-seven".