11113051271 has 16 divisors (see below), whose sum is σ = 13067792640. Its totient is φ = 9252150720.

The previous prime is 11113051237. The next prime is 11113051277. The reversal of 11113051271 is 17215031111.

11113051271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11113051271 - 2²⁶ = 11045942407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113051277) 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 in 15 ways as a sum of consecutive naturals, for example, 20141 + ... + 150438.

It is an arithmetic number, because the mean of its divisors is an integer number (816737040).

Almost surely, 2^11113051271 is an apocalyptic number.

11113051271 is a deficient number, since it is larger than the sum of its proper divisors (1954741369).

11113051271 is a wasteful number, since it uses less digits than its factorization.

11113051271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170854.

The product of its (nonzero) digits is 210, while the sum is 23.

Adding to 11113051271 its reverse (17215031111), we get a palindrome (28328082382).

The spelling of 11113051271 in words is "eleven billion, one hundred thirteen million, fifty-one thousand, two hundred seventy-one".