11120210202109 has 2 divisors, whose sum is σ = 11120210202110. Its totient is φ = 11120210202108.

The previous prime is 11120210202107. The next prime is 11120210202161. The reversal of 11120210202109 is 90120201202111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9600113544025 + 1520096658084 = 3098405^2 + 1232922^2 .

It is an emirp because it is prime and its reverse (90120201202111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11120210202109 - 2¹ = 11120210202107 is a prime.

Together with 11120210202107, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11120210202109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120210202107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560105101054 + 5560105101055.

It is an arithmetic number, because the mean of its divisors is an integer number (5560105101055).

Almost surely, 2^{11120210202109} is an apocalyptic number.

It is an amenable number.

11120210202109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120210202109 is an equidigital number, since it uses as much as digits as its factorization.

11120210202109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 11120210202109 in words is "eleven trillion, one hundred twenty billion, two hundred ten million, two hundred two thousand, one hundred nine".