220220002221 has 8 divisors (see below), whose sum is σ = 293649915360. Its totient is φ = 146801711952.

The previous prime is 220220002199. The next prime is 220220002253. The reversal of 220220002221 is 122200022022.

220220002221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 220220002221 - 2¹⁴ = 220219985837 is a prime.

It is a super-3 number, since 3×220220002221³ (a number of 35 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 220220002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220002291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2861410 + ... + 2937363.

It is an arithmetic number, because the mean of its divisors is an integer number (36706239420).

Almost surely, 2^220220002221 is an apocalyptic number.

It is an amenable number.

220220002221 is a deficient number, since it is larger than the sum of its proper divisors (73429913139).

220220002221 is a wasteful number, since it uses less digits than its factorization.

220220002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811435.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 220220002221 its reverse (122200022022), we get a palindrome (342420024243).

The spelling of 220220002221 in words is "two hundred twenty billion, two hundred twenty million, two thousand, two hundred twenty-one".