111331301210399 has 2 divisors, whose sum is σ = 111331301210400. Its totient is φ = 111331301210398.

The previous prime is 111331301210329. The next prime is 111331301210431. The reversal of 111331301210399 is 993012103133111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111331301210399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111331301210329) 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, 55665650605199 + 55665650605200.

It is an arithmetic number, because the mean of its divisors is an integer number (55665650605200).

Almost surely, 2^{111331301210399} is an apocalyptic number.

111331301210399 is a deficient number, since it is larger than the sum of its proper divisors (1).

111331301210399 is an equidigital number, since it uses as much as digits as its factorization.

111331301210399 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 38.

The spelling of 111331301210399 in words is "one hundred eleven trillion, three hundred thirty-one billion, three hundred one million, two hundred ten thousand, three hundred ninety-nine".