11311303120399 has 2 divisors, whose sum is σ = 11311303120400. Its totient is φ = 11311303120398.

The previous prime is 11311303120321. The next prime is 11311303120417. The reversal of 11311303120399 is 99302130311311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11311303120399 - 2⁹ = 11311303119887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11311303180399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655651560199 + 5655651560200.

It is an arithmetic number, because the mean of its divisors is an integer number (5655651560200).

Almost surely, 2^{11311303120399} is an apocalyptic number.

11311303120399 is a deficient number, since it is larger than the sum of its proper divisors (1).

11311303120399 is an equidigital number, since it uses as much as digits as its factorization.

11311303120399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 37.

The spelling of 11311303120399 in words is "eleven trillion, three hundred eleven billion, three hundred three million, one hundred twenty thousand, three hundred ninety-nine".