220020010221 has 8 divisors (see below), whose sum is σ = 320029105824. Its totient is φ = 133345460720.

The previous prime is 220020010181. The next prime is 220020010289. The reversal of 220020010221 is 122010020022.

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 220020010221 - 2¹⁵ = 220019977453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220020010197 and 220020010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020010921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3333636486 + ... + 3333636551.

It is an arithmetic number, because the mean of its divisors is an integer number (40003638228).

Almost surely, 2^220020010221 is an apocalyptic number.

It is an amenable number.

220020010221 is a deficient number, since it is larger than the sum of its proper divisors (100009095603).

220020010221 is a wasteful number, since it uses less digits than its factorization.

220020010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667273051.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220020010221 its reverse (122010020022), we get a palindrome (342030030243).

The spelling of 220020010221 in words is "two hundred twenty billion, twenty million, ten thousand, two hundred twenty-one".