11110042271 has 2 divisors, whose sum is σ = 11110042272. Its totient is φ = 11110042270.

The previous prime is 11110042261. The next prime is 11110042327. The reversal of 11110042271 is 17224001111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11110042271 - 2²² = 11105847967 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110042201) 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, 5555021135 + 5555021136.

It is an arithmetic number, because the mean of its divisors is an integer number (5555021136).

Almost surely, 2^11110042271 is an apocalyptic number.

11110042271 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110042271 is an equidigital number, since it uses as much as digits as its factorization.

11110042271 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11110042271 its reverse (17224001111), we get a palindrome (28334043382).

The spelling of 11110042271 in words is "eleven billion, one hundred ten million, forty-two thousand, two hundred seventy-one".