220011201211 has 2 divisors, whose sum is σ = 220011201212. Its totient is φ = 220011201210.

The previous prime is 220011201203. The next prime is 220011201247. The reversal of 220011201211 is 112102110022.

220011201211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220011201211 - 2³ = 220011201203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220011201191 and 220011201200.

It is not a weakly prime, because it can be changed into another prime (220011201251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005600605 + 110005600606.

It is an arithmetic number, because the mean of its divisors is an integer number (110005600606).

Almost surely, 2^220011201211 is an apocalyptic number.

220011201211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220011201211 is an equidigital number, since it uses as much as digits as its factorization.

220011201211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220011201211 its reverse (112102110022), we get a palindrome (332113311233).

The spelling of 220011201211 in words is "two hundred twenty billion, eleven million, two hundred one thousand, two hundred eleven".