210116718013 has 2 divisors, whose sum is σ = 210116718014. Its totient is φ = 210116718012.

The previous prime is 210116717999. The next prime is 210116718037. The reversal of 210116718013 is 310817611012.

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., 199524809124 + 10591908889 = 446682^2 + 102917^2 .

It is a cyclic number.

It is not a de Polignac number, because 210116718013 - 2¹³ = 210116709821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210116719013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105058359006 + 105058359007.

It is an arithmetic number, because the mean of its divisors is an integer number (105058359007).

Almost surely, 2^210116718013 is an apocalyptic number.

It is an amenable number.

210116718013 is a deficient number, since it is larger than the sum of its proper divisors (1).

210116718013 is an equidigital number, since it uses as much as digits as its factorization.

210116718013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 210116718013 in words is "two hundred ten billion, one hundred sixteen million, seven hundred eighteen thousand, thirteen".