11101217047 has 2 divisors, whose sum is σ = 11101217048. Its totient is φ = 11101217046.

The previous prime is 11101217027. The next prime is 11101217051. The reversal of 11101217047 is 74071210111.

11101217047 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 a de Polignac number, because none of the positive numbers 2^k-11101217047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101217027) 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, 5550608523 + 5550608524.

It is an arithmetic number, because the mean of its divisors is an integer number (5550608524).

Almost surely, 2^11101217047 is an apocalyptic number.

11101217047 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101217047 is an equidigital number, since it uses as much as digits as its factorization.

11101217047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392, while the sum is 25.

Adding to 11101217047 its reverse (74071210111), we get a palindrome (85172427158).

The spelling of 11101217047 in words is "eleven billion, one hundred one million, two hundred seventeen thousand, forty-seven".