12103241200321 has 2 divisors, whose sum is σ = 12103241200322. Its totient is φ = 12103241200320.

The previous prime is 12103241200313. The next prime is 12103241200357. The reversal of 12103241200321 is 12300214230121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6946050007296 + 5157191193025 = 2635536^2 + 2270945^2 .

It is a cyclic number.

It is not a de Polignac number, because 12103241200321 - 2³ = 12103241200313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12103241200292 and 12103241200301.

It is not a weakly prime, because it can be changed into another prime (12103241200361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051620600160 + 6051620600161.

It is an arithmetic number, because the mean of its divisors is an integer number (6051620600161).

Almost surely, 2^{12103241200321} is an apocalyptic number.

It is an amenable number.

12103241200321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103241200321 is an equidigital number, since it uses as much as digits as its factorization.

12103241200321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12103241200321 its reverse (12300214230121), we get a palindrome (24403455430442).

The spelling of 12103241200321 in words is "twelve trillion, one hundred three billion, two hundred forty-one million, two hundred thousand, three hundred twenty-one".