2221013303305 has 8 divisors (see below), whose sum is σ = 2688801946632. Its totient is φ = 1761086654208.

The previous prime is 2221013303303. The next prime is 2221013303371. The reversal of 2221013303305 is 5033033101222.

It can be written as a sum of positive squares in 4 ways, for example, as 27735238521 + 2193278064784 = 166539^2 + 1480972^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2221013303305 - 2¹ = 2221013303303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221013303305.

It is not an unprimeable number, because it can be changed into a prime (2221013303303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1965497934 + ... + 1965499063.

It is an arithmetic number, because the mean of its divisors is an integer number (336100243329).

Almost surely, 2^{2221013303305} is an apocalyptic number.

It is an amenable number.

2221013303305 is a deficient number, since it is larger than the sum of its proper divisors (467788643327).

2221013303305 is a wasteful number, since it uses less digits than its factorization.

2221013303305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930997115.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 2221013303305 its reverse (5033033101222), we get a palindrome (7254046404527).

The spelling of 2221013303305 in words is "two trillion, two hundred twenty-one billion, thirteen million, three hundred three thousand, three hundred five".