111027282089 has 2 divisors, whose sum is σ = 111027282090. Its totient is φ = 111027282088.

The previous prime is 111027282011. The next prime is 111027282133. The reversal of 111027282089 is 980282720111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55951171600 + 55076110489 = 236540^2 + 234683^2 .

It is an emirp because it is prime and its reverse (980282720111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111027282089 is a prime.

It is not a weakly prime, because it can be changed into another prime (111027281089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55513641044 + 55513641045.

It is an arithmetic number, because the mean of its divisors is an integer number (55513641045).

Almost surely, 2^111027282089 is an apocalyptic number.

It is an amenable number.

111027282089 is a deficient number, since it is larger than the sum of its proper divisors (1).

111027282089 is an equidigital number, since it uses as much as digits as its factorization.

111027282089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 41.

The spelling of 111027282089 in words is "one hundred eleven billion, twenty-seven million, two hundred eighty-two thousand, eighty-nine".