220001220211 has 8 divisors (see below), whose sum is σ = 222109582464. Its totient is φ = 217902874560.

The previous prime is 220001220209. The next prime is 220001220239. The reversal of 220001220211 is 112022100022.

It is a happy number.

220001220211 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 a cyclic number.

It is not a de Polignac number, because 220001220211 - 2¹ = 220001220209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220001220191 and 220001220200.

It is not an unprimeable number, because it can be changed into a prime (220001220011) 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, 2460010 + ... + 2547871.

It is an arithmetic number, because the mean of its divisors is an integer number (27763697808).

Almost surely, 2^220001220211 is an apocalyptic number.

220001220211 is a deficient number, since it is larger than the sum of its proper divisors (2108362253).

220001220211 is a wasteful number, since it uses less digits than its factorization.

220001220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008301.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220001220211 its reverse (112022100022), we get a palindrome (332023320233).

The spelling of 220001220211 in words is "two hundred twenty billion, one million, two hundred twenty thousand, two hundred eleven".