5218702220205 has 64 divisors (see below), whose sum is σ = 9504719884800. Its totient is φ = 2715210339840.

The previous prime is 5218702220203. The next prime is 5218702220273. The reversal of 5218702220205 is 5020222078125.

5218702220205 is a `hidden beast` number, since 52 + 187 + 0 + 2 + 220 + 205 = 666.

It is not a de Polignac number, because 5218702220205 - 2¹ = 5218702220203 is a prime.

It is a super-3 number, since 3×5218702220205³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5218702220205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218702220203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91404127 + ... + 91461203.

It is an arithmetic number, because the mean of its divisors is an integer number (148511248200).

Almost surely, 2^{5218702220205} is an apocalyptic number.

It is an amenable number.

5218702220205 is a deficient number, since it is larger than the sum of its proper divisors (4286017664595).

5218702220205 is a wasteful number, since it uses less digits than its factorization.

5218702220205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73651 (or 73645 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The spelling of 5218702220205 in words is "five trillion, two hundred eighteen billion, seven hundred two million, two hundred twenty thousand, two hundred five".