111343018027 has 2 divisors, whose sum is σ = 111343018028. Its totient is φ = 111343018026.

The previous prime is 111343018013. The next prime is 111343018037. The reversal of 111343018027 is 720810343111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111343018027 - 2⁷ = 111343017899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111343018027.

It is not a weakly prime, because it can be changed into another prime (111343018037) 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, 55671509013 + 55671509014.

It is an arithmetic number, because the mean of its divisors is an integer number (55671509014).

Almost surely, 2^111343018027 is an apocalyptic number.

111343018027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111343018027 is an equidigital number, since it uses as much as digits as its factorization.

111343018027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 111343018027 in words is "one hundred eleven billion, three hundred forty-three million, eighteen thousand, twenty-seven".