111010820717 has 2 divisors, whose sum is σ = 111010820718. Its totient is φ = 111010820716.

The previous prime is 111010820693. The next prime is 111010820741. The reversal of 111010820717 is 717028010111.

It is a balanced prime because it is at equal distance from previous prime (111010820693) and next prime (111010820741).

It can be written as a sum of positive squares in only one way, i.e., 103340389156 + 7670431561 = 321466^2 + 87581^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111010820717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111010820717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111010820797) 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, 55505410358 + 55505410359.

It is an arithmetic number, because the mean of its divisors is an integer number (55505410359).

Almost surely, 2^111010820717 is an apocalyptic number.

It is an amenable number.

111010820717 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010820717 is an equidigital number, since it uses as much as digits as its factorization.

111010820717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 29.

Adding to 111010820717 its reverse (717028010111), we get a palindrome (828038830828).

The spelling of 111010820717 in words is "one hundred eleven billion, ten million, eight hundred twenty thousand, seven hundred seventeen".