11301220012321 has 2 divisors, whose sum is σ = 11301220012322. Its totient is φ = 11301220012320.

The previous prime is 11301220012219. The next prime is 11301220012333. The reversal of 11301220012321 is 12321002210311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10912980110400 + 388239901921 = 3303480^2 + 623089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11301220012321 is a prime.

It is not a weakly prime, because it can be changed into another prime (11301220012351) 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, 5650610006160 + 5650610006161.

It is an arithmetic number, because the mean of its divisors is an integer number (5650610006161).

Almost surely, 2^{11301220012321} is an apocalyptic number.

It is an amenable number.

11301220012321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11301220012321 is an equidigital number, since it uses as much as digits as its factorization.

11301220012321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11301220012321 its reverse (12321002210311), we get a palindrome (23622222222632).

The spelling of 11301220012321 in words is "eleven trillion, three hundred one billion, two hundred twenty million, twelve thousand, three hundred twenty-one".