220103212211 has 2 divisors, whose sum is σ = 220103212212. Its totient is φ = 220103212210.

The previous prime is 220103212187. The next prime is 220103212261. The reversal of 220103212211 is 112212301022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220103212211 - 2²⁶ = 220036103347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220103212211.

It is not a weakly prime, because it can be changed into another prime (220103212261) 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 as a sum of consecutive naturals, namely, 110051606105 + 110051606106.

It is an arithmetic number, because the mean of its divisors is an integer number (110051606106).

Almost surely, 2^220103212211 is an apocalyptic number.

220103212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220103212211 is an equidigital number, since it uses as much as digits as its factorization.

220103212211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220103212211 its reverse (112212301022), we get a palindrome (332315513233).

The spelling of 220103212211 in words is "two hundred twenty billion, one hundred three million, two hundred twelve thousand, two hundred eleven".