11101001220227 has 2 divisors, whose sum is σ = 11101001220228. Its totient is φ = 11101001220226.

The previous prime is 11101001220193. The next prime is 11101001220269. The reversal of 11101001220227 is 72202210010111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101001220227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11101001220199 and 11101001220208.

It is not a weakly prime, because it can be changed into another prime (11101001228227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550500610113 + 5550500610114.

It is an arithmetic number, because the mean of its divisors is an integer number (5550500610114).

Almost surely, 2^{11101001220227} is an apocalyptic number.

11101001220227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101001220227 is an equidigital number, since it uses as much as digits as its factorization.

11101001220227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 11101001220227 its reverse (72202210010111), we get a palindrome (83303211230338).

The spelling of 11101001220227 in words is "eleven trillion, one hundred one billion, one million, two hundred twenty thousand, two hundred twenty-seven".