111120998006797 has 2 divisors, whose sum is σ = 111120998006798. Its totient is φ = 111120998006796.

The previous prime is 111120998006779. The next prime is 111120998006873. The reversal of 111120998006797 is 797600899021111.

Together with previous prime (111120998006779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95511118534441 + 15609879472356 = 9772979^2 + 3950934^2 .

It is an emirp because it is prime and its reverse (797600899021111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111120998006797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111120998006297) 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, 55560499003398 + 55560499003399.

It is an arithmetic number, because the mean of its divisors is an integer number (55560499003399).

Almost surely, 2^{111120998006797} is an apocalyptic number.

It is an amenable number.

111120998006797 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120998006797 is an equidigital number, since it uses as much as digits as its factorization.

111120998006797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 61.

The spelling of 111120998006797 in words is "one hundred eleven trillion, one hundred twenty billion, nine hundred ninety-eight million, six thousand, seven hundred ninety-seven".