12301420321 has 2 divisors, whose sum is σ = 12301420322. Its totient is φ = 12301420320.

The previous prime is 12301420319. The next prime is 12301420357. The reversal of 12301420321 is 12302410321.

It is a happy number.

12301420321 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 can be written as a sum of positive squares in only one way, i.e., 11414571921 + 886848400 = 106839^2 + 29780^2 .

It is a cyclic number.

It is not a de Polignac number, because 12301420321 - 2¹ = 12301420319 is a prime.

Together with 12301420319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12301420421) 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, 6150710160 + 6150710161.

It is an arithmetic number, because the mean of its divisors is an integer number (6150710161).

Almost surely, 2^12301420321 is an apocalyptic number.

It is an amenable number.

12301420321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12301420321 is an equidigital number, since it uses as much as digits as its factorization.

12301420321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12301420321 its reverse (12302410321), we get a palindrome (24603830642).

The spelling of 12301420321 in words is "twelve billion, three hundred one million, four hundred twenty thousand, three hundred twenty-one".