220221100110211 has 2 divisors, whose sum is σ = 220221100110212. Its totient is φ = 220221100110210.

The previous prime is 220221100110173. The next prime is 220221100110217. The reversal of 220221100110211 is 112011001122022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220221100110211 - 2³⁷ = 220083661156739 is a prime.

It is not a weakly prime, because it can be changed into another prime (220221100110217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110550055105 + 110110550055106.

It is an arithmetic number, because the mean of its divisors is an integer number (110110550055106).

Almost surely, 2^{220221100110211} is an apocalyptic number.

220221100110211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220221100110211 is an equidigital number, since it uses as much as digits as its factorization.

220221100110211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220221100110211 its reverse (112011001122022), we get a palindrome (332232101232233).

The spelling of 220221100110211 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred million, one hundred ten thousand, two hundred eleven".