220221000211 has 12 divisors (see below), whose sum is σ = 233404855992. Its totient is φ = 207062863104.

The previous prime is 220221000169. The next prime is 220221000239. The reversal of 220221000211 is 112000122022.

It is a happy number.

It is not a de Polignac number, because 220221000211 - 2¹⁷ = 220220869139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220221000191 and 220221000200.

It is not an unprimeable number, because it can be changed into a prime (220221000011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21663816 + ... + 21673978.

It is an arithmetic number, because the mean of its divisors is an integer number (19450404666).

Almost surely, 2^220221000211 is an apocalyptic number.

220221000211 is a deficient number, since it is larger than the sum of its proper divisors (13183855781).

220221000211 is an equidigital number, since it uses as much as digits as its factorization.

220221000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12438 (or 11309 counting only the distinct ones).

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

Adding to 220221000211 its reverse (112000122022), we get a palindrome (332221122233).

The spelling of 220221000211 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred eleven", and thus it is an aban number.