201030444017 has 16 divisors (see below), whose sum is σ = 216862208640. Its totient is φ = 185251473792.

The previous prime is 201030443953. The next prime is 201030444019. The reversal of 201030444017 is 710444030102.

It is a cyclic number.

It is not a de Polignac number, because 201030444017 - 2⁶ = 201030443953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201030444019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33099293 + ... + 33105365.

It is an arithmetic number, because the mean of its divisors is an integer number (13553888040).

Almost surely, 2^201030444017 is an apocalyptic number.

It is an amenable number.

201030444017 is a deficient number, since it is larger than the sum of its proper divisors (15831764623).

201030444017 is a wasteful number, since it uses less digits than its factorization.

201030444017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9992.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 201030444017 its reverse (710444030102), we get a palindrome (911474474119).

The spelling of 201030444017 in words is "two hundred one billion, thirty million, four hundred forty-four thousand, seventeen".