12011103017 has 2 divisors, whose sum is σ = 12011103018. Its totient is φ = 12011103016.

The previous prime is 12011102989. The next prime is 12011103029. The reversal of 12011103017 is 71030111021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9529469161 + 2481633856 = 97619^2 + 49816^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011103017 - 2²² = 12006908713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011102986 and 12011103004.

It is not a weakly prime, because it can be changed into another prime (12011103067) 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, 6005551508 + 6005551509.

It is an arithmetic number, because the mean of its divisors is an integer number (6005551509).

Almost surely, 2^12011103017 is an apocalyptic number.

It is an amenable number.

12011103017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011103017 is an equidigital number, since it uses as much as digits as its factorization.

12011103017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 17.

Adding to 12011103017 its reverse (71030111021), we get a palindrome (83041214038).

The spelling of 12011103017 in words is "twelve billion, eleven million, one hundred three thousand, seventeen".