220001220011 has 2 divisors, whose sum is σ = 220001220012. Its totient is φ = 220001220010.

The previous prime is 220001219989. The next prime is 220001220041. The reversal of 220001220011 is 110022100022.

It is a happy number.

220001220011 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 220001220011 - 2⁶ = 220001219947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220001219974 and 220001220001.

It is not a weakly prime, because it can be changed into another prime (220001220041) 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, 110000610005 + 110000610006.

It is an arithmetic number, because the mean of its divisors is an integer number (110000610006).

Almost surely, 2^220001220011 is an apocalyptic number.

220001220011 is a deficient number, since it is larger than the sum of its proper divisors (1).

220001220011 is an equidigital number, since it uses as much as digits as its factorization.

220001220011 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 11.

Adding to 220001220011 its reverse (110022100022), we get a palindrome (330023320033).

The spelling of 220001220011 in words is "two hundred twenty billion, one million, two hundred twenty thousand, eleven".