11001220220101 has 2 divisors, whose sum is σ = 11001220220102. Its totient is φ = 11001220220100.

The previous prime is 11001220220083. The next prime is 11001220220119. The reversal of 11001220220101 is 10102202210011.

It is a balanced prime because it is at equal distance from previous prime (11001220220083) and next prime (11001220220119).

It can be written as a sum of positive squares in only one way, i.e., 6501735022500 + 4499485197601 = 2549850^2 + 2121199^2 .

It is an emirp because it is prime and its reverse (10102202210011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001220220101 - 2⁵ = 11001220220069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001220220161) 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, 5500610110050 + 5500610110051.

It is an arithmetic number, because the mean of its divisors is an integer number (5500610110051).

Almost surely, 2^{11001220220101} is an apocalyptic number.

It is an amenable number.

11001220220101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001220220101 is an equidigital number, since it uses as much as digits as its factorization.

11001220220101 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 11001220220101 its reverse (10102202210011), we get a palindrome (21103422430112).

The spelling of 11001220220101 in words is "eleven trillion, one billion, two hundred twenty million, two hundred twenty thousand, one hundred one".