220102020211 has 2 divisors, whose sum is σ = 220102020212. Its totient is φ = 220102020210.

The previous prime is 220102020209. The next prime is 220102020247. The reversal of 220102020211 is 112020201022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220102020211 - 2¹ = 220102020209 is a prime.

Together with 220102020209, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 220102020191 and 220102020200.

It is not a weakly prime, because it can be changed into another prime (220102020251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110051010105 + 110051010106.

It is an arithmetic number, because the mean of its divisors is an integer number (110051010106).

Almost surely, 2^220102020211 is an apocalyptic number.

220102020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102020211 is an equidigital number, since it uses as much as digits as its factorization.

220102020211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 220102020211 its reverse (112020201022), we get a palindrome (332122221233).

The spelling of 220102020211 in words is "two hundred twenty billion, one hundred two million, twenty thousand, two hundred eleven".