12110321017 has 2 divisors, whose sum is σ = 12110321018. Its totient is φ = 12110321016.

The previous prime is 12110321009. The next prime is 12110321053. The reversal of 12110321017 is 71012301121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8138926656 + 3971394361 = 90216^2 + 63019^2 .

It is a cyclic number.

It is not a de Polignac number, because 12110321017 - 2³ = 12110321009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12110320985 and 12110321003.

It is not a weakly prime, because it can be changed into another prime (12110321117) 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, 6055160508 + 6055160509.

It is an arithmetic number, because the mean of its divisors is an integer number (6055160509).

Almost surely, 2^12110321017 is an apocalyptic number.

It is an amenable number.

12110321017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12110321017 is an equidigital number, since it uses as much as digits as its factorization.

12110321017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 12110321017 its reverse (71012301121), we get a palindrome (83122622138).

The spelling of 12110321017 in words is "twelve billion, one hundred ten million, three hundred twenty-one thousand, seventeen".