11321221330103 has 2 divisors, whose sum is σ = 11321221330104. Its totient is φ = 11321221330102.

The previous prime is 11321221330049. The next prime is 11321221330129. The reversal of 11321221330103 is 30103312212311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11321221330103 - 2⁶ = 11321221330039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11321221330403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660610665051 + 5660610665052.

It is an arithmetic number, because the mean of its divisors is an integer number (5660610665052).

Almost surely, 2^{11321221330103} is an apocalyptic number.

11321221330103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321221330103 is an equidigital number, since it uses as much as digits as its factorization.

11321221330103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11321221330103 its reverse (30103312212311), we get a palindrome (41424533542414).

The spelling of 11321221330103 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-one million, three hundred thirty thousand, one hundred three".