11331330209819 has 2 divisors, whose sum is σ = 11331330209820. Its totient is φ = 11331330209818.

The previous prime is 11331330209789. The next prime is 11331330209851. The reversal of 11331330209819 is 91890203313311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331330209819 - 2²⁴ = 11331313432603 is a prime.

It is a super-2 number, since 2×11331330209819² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11331330209819.

It is not a weakly prime, because it can be changed into another prime (11331330209879) 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, 5665665104909 + 5665665104910.

It is an arithmetic number, because the mean of its divisors is an integer number (5665665104910).

Almost surely, 2^{11331330209819} is an apocalyptic number.

11331330209819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331330209819 is an equidigital number, since it uses as much as digits as its factorization.

11331330209819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 11331330209819 in words is "eleven trillion, three hundred thirty-one billion, three hundred thirty million, two hundred nine thousand, eight hundred nineteen".