220020122212211 has 2 divisors, whose sum is σ = 220020122212212. Its totient is φ = 220020122212210.

The previous prime is 220020122212201. The next prime is 220020122212229. The reversal of 220020122212211 is 112212221020022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220020122212211 - 2²⁶ = 220020055103347 is a prime.

It is not a weakly prime, because it can be changed into another prime (220020122212201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110010061106105 + 110010061106106.

It is an arithmetic number, because the mean of its divisors is an integer number (110010061106106).

Almost surely, 2^{220020122212211} is an apocalyptic number.

220020122212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220020122212211 is an equidigital number, since it uses as much as digits as its factorization.

220020122212211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220020122212211 its reverse (112212221020022), we get a palindrome (332232343232233).

The spelling of 220020122212211 in words is "two hundred twenty trillion, twenty billion, one hundred twenty-two million, two hundred twelve thousand, two hundred eleven".