12301220300321 has 2 divisors, whose sum is σ = 12301220300322. Its totient is φ = 12301220300320.

The previous prime is 12301220300269. The next prime is 12301220300339. The reversal of 12301220300321 is 12300302210321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8523270047296 + 3777950253025 = 2919464^2 + 1943695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12301220300321 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12301220300293 and 12301220300302.

It is not a weakly prime, because it can be changed into another prime (12301220300381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150610150160 + 6150610150161.

It is an arithmetic number, because the mean of its divisors is an integer number (6150610150161).

Almost surely, 2^{12301220300321} is an apocalyptic number.

It is an amenable number.

12301220300321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12301220300321 is an equidigital number, since it uses as much as digits as its factorization.

12301220300321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12301220300321 its reverse (12300302210321), we get a palindrome (24601522510642).

Subtracting from 12301220300321 its reverse (12300302210321), we obtain a square (918090000 = 30300²).

The spelling of 12301220300321 in words is "twelve trillion, three hundred one billion, two hundred twenty million, three hundred thousand, three hundred twenty-one".