20010201002017 has 2 divisors, whose sum is σ = 20010201002018. Its totient is φ = 20010201002016.

The previous prime is 20010201001969. The next prime is 20010201002027. The reversal of 20010201002017 is 71020010201002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17754290125056 + 2255910876961 = 4213584^2 + 1501969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20010201002017 is a prime.

It is a super-2 number, since 2×20010201002017² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20010201002027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005100501008 + 10005100501009.

It is an arithmetic number, because the mean of its divisors is an integer number (10005100501009).

Almost surely, 2^{20010201002017} is an apocalyptic number.

It is an amenable number.

20010201002017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010201002017 is an equidigital number, since it uses as much as digits as its factorization.

20010201002017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 20010201002017 its reverse (71020010201002), we get a palindrome (91030211203019).

The spelling of 20010201002017 in words is "twenty trillion, ten billion, two hundred one million, two thousand, seventeen".