11255331115 has 24 divisors (see below), whose sum is σ = 15817021200. Its totient is φ = 7666118208.

The previous prime is 11255331103. The next prime is 11255331119. The reversal of 11255331115 is 51113355211.

It is not a de Polignac number, because 11255331115 - 2¹¹ = 11255329067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11255331119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117657 + ... + 190666.

It is an arithmetic number, because the mean of its divisors is an integer number (659042550).

Almost surely, 2^11255331115 is an apocalyptic number.

11255331115 is a deficient number, since it is larger than the sum of its proper divisors (4561690085).

11255331115 is a wasteful number, since it uses less digits than its factorization.

11255331115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308491 (or 308484 counting only the distinct ones).

The product of its digits is 2250, while the sum is 28.

Adding to 11255331115 its reverse (51113355211), we get a palindrome (62368686326).

The spelling of 11255331115 in words is "eleven billion, two hundred fifty-five million, three hundred thirty-one thousand, one hundred fifteen".