20103330017 has 2 divisors, whose sum is σ = 20103330018. Its totient is φ = 20103330016.

The previous prime is 20103330011. The next prime is 20103330031. The reversal of 20103330017 is 71003330102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12541984081 + 7561345936 = 111991^2 + 86956^2 .

It is a cyclic number.

It is not a de Polignac number, because 20103330017 - 2⁴ = 20103330001 is a prime.

It is not a weakly prime, because it can be changed into another prime (20103330011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051665008 + 10051665009.

It is an arithmetic number, because the mean of its divisors is an integer number (10051665009).

Almost surely, 2^20103330017 is an apocalyptic number.

It is an amenable number.

20103330017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20103330017 is an equidigital number, since it uses as much as digits as its factorization.

20103330017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 20.

Adding to 20103330017 its reverse (71003330102), we get a palindrome (91106660119).

The spelling of 20103330017 in words is "twenty billion, one hundred three million, three hundred thirty thousand, seventeen".