11121002017 has 2 divisors, whose sum is σ = 11121002018. Its totient is φ = 11121002016.

The previous prime is 11121001987. The next prime is 11121002023. The reversal of 11121002017 is 71020012111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6624494881 + 4496507136 = 81391^2 + 67056^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121002017 - 2⁷ = 11121001889 is a prime.

It is not a weakly prime, because it can be changed into another prime (11121002317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560501008 + 5560501009.

It is an arithmetic number, because the mean of its divisors is an integer number (5560501009).

Almost surely, 2^11121002017 is an apocalyptic number.

It is an amenable number.

11121002017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121002017 is an equidigital number, since it uses as much as digits as its factorization.

11121002017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 11121002017 its reverse (71020012111), we get a palindrome (82141014128).

The spelling of 11121002017 in words is "eleven billion, one hundred twenty-one million, two thousand, seventeen".