11242140211 has 2 divisors, whose sum is σ = 11242140212. Its totient is φ = 11242140210.

The previous prime is 11242140167. The next prime is 11242140223. The reversal of 11242140211 is 11204124211.

It is a happy number.

11242140211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11242140211 - 2¹³ = 11242132019 is a prime.

It is not a weakly prime, because it can be changed into another prime (11242140281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5621070105 + 5621070106.

It is an arithmetic number, because the mean of its divisors is an integer number (5621070106).

Almost surely, 2^11242140211 is an apocalyptic number.

11242140211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11242140211 is an equidigital number, since it uses as much as digits as its factorization.

11242140211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11242140211 its reverse (11204124211), we get a palindrome (22446264422).

The spelling of 11242140211 in words is "eleven billion, two hundred forty-two million, one hundred forty thousand, two hundred eleven".