111255333334399 has 2 divisors, whose sum is σ = 111255333334400. Its totient is φ = 111255333334398.

The previous prime is 111255333334303. The next prime is 111255333334469. The reversal of 111255333334399 is 993433333552111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111255333334399 - 2¹⁷ = 111255333203327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111255333334499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55627666667199 + 55627666667200.

It is an arithmetic number, because the mean of its divisors is an integer number (55627666667200).

Almost surely, 2^{111255333334399} is an apocalyptic number.

111255333334399 is a deficient number, since it is larger than the sum of its proper divisors (1).

111255333334399 is an equidigital number, since it uses as much as digits as its factorization.

111255333334399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11809800, while the sum is 55.

The spelling of 111255333334399 in words is "one hundred eleven trillion, two hundred fifty-five billion, three hundred thirty-three million, three hundred thirty-four thousand, three hundred ninety-nine".