11110021093817 has 2 divisors, whose sum is σ = 11110021093818. Its totient is φ = 11110021093816.

The previous prime is 11110021093739. The next prime is 11110021093819. The reversal of 11110021093817 is 71839012001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9336074139001 + 1773946954816 = 3055499^2 + 1331896^2 .

It is an emirp because it is prime and its reverse (71839012001111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11110021093817 - 2¹⁸ = 11110020831673 is a prime.

Together with 11110021093819, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11110021093819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555010546908 + 5555010546909.

It is an arithmetic number, because the mean of its divisors is an integer number (5555010546909).

Almost surely, 2^{11110021093817} is an apocalyptic number.

It is an amenable number.

11110021093817 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110021093817 is an equidigital number, since it uses as much as digits as its factorization.

11110021093817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 35.

Adding to 11110021093817 its reverse (71839012001111), we get a palindrome (82949033094928).

The spelling of 11110021093817 in words is "eleven trillion, one hundred ten billion, twenty-one million, ninety-three thousand, eight hundred seventeen".