11331030003221 has 2 divisors, whose sum is σ = 11331030003222. Its totient is φ = 11331030003220.

The previous prime is 11331030003199. The next prime is 11331030003239. The reversal of 11331030003221 is 12230003013311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10656052738321 + 674977264900 = 3264361^2 + 821570^2 .

It is an emirp because it is prime and its reverse (12230003013311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11331030003221 - 2⁶ = 11331030003157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11331030003193 and 11331030003202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331030003721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665515001610 + 5665515001611.

It is an arithmetic number, because the mean of its divisors is an integer number (5665515001611).

Almost surely, 2^{11331030003221} is an apocalyptic number.

It is an amenable number.

11331030003221 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331030003221 is an equidigital number, since it uses as much as digits as its factorization.

11331030003221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11331030003221 its reverse (12230003013311), we get a palindrome (23561033016532).

The spelling of 11331030003221 in words is "eleven trillion, three hundred thirty-one billion, thirty million, three thousand, two hundred twenty-one".