11012222211101 has 2 divisors, whose sum is σ = 11012222211102. Its totient is φ = 11012222211100.

The previous prime is 11012222211077. The next prime is 11012222211103. The reversal of 11012222211101 is 10111222221011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6304945231225 + 4707276979876 = 2510965^2 + 2169626^2 .

It is an emirp because it is prime and its reverse (10111222221011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11012222211101 - 2²⁶ = 11012155102237 is a prime.

It is a Sophie Germain prime.

Together with 11012222211103, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11012222211101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012222211103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506111105550 + 5506111105551.

It is an arithmetic number, because the mean of its divisors is an integer number (5506111105551).

Almost surely, 2^{11012222211101} is an apocalyptic number.

It is an amenable number.

11012222211101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012222211101 is an equidigital number, since it uses as much as digits as its factorization.

11012222211101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11012222211101 its reverse (10111222221011), we get a palindrome (21123444432112).

The spelling of 11012222211101 in words is "eleven trillion, twelve billion, two hundred twenty-two million, two hundred eleven thousand, one hundred one".