120200020002017 has 2 divisors, whose sum is σ = 120200020002018. Its totient is φ = 120200020002016.

The previous prime is 120200020001989. The next prime is 120200020002103. The reversal of 120200020002017 is 710200020002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104025394112656 + 16174625889361 = 10199284^2 + 4021769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120200020002017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120200020001986 and 120200020002004.

It is not a weakly prime, because it can be changed into another prime (120200020002217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100010001008 + 60100010001009.

It is an arithmetic number, because the mean of its divisors is an integer number (60100010001009).

Almost surely, 2^{120200020002017} is an apocalyptic number.

It is an amenable number.

120200020002017 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200020002017 is an equidigital number, since it uses as much as digits as its factorization.

120200020002017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 120200020002017 its reverse (710200020002021), we get a palindrome (830400040004038).

The spelling of 120200020002017 in words is "one hundred twenty trillion, two hundred billion, twenty million, two thousand, seventeen".