115236204011 has 4 divisors (see below), whose sum is σ = 121301267400. Its totient is φ = 109171140624.

The previous prime is 115236204007. The next prime is 115236204103. The reversal of 115236204011 is 110402632511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115236204011 - 2² = 115236204007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115236204911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3032531666 + ... + 3032531703.

It is an arithmetic number, because the mean of its divisors is an integer number (30325316850).

Almost surely, 2^115236204011 is an apocalyptic number.

115236204011 is a deficient number, since it is larger than the sum of its proper divisors (6065063389).

115236204011 is an equidigital number, since it uses as much as digits as its factorization.

115236204011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6065063388.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 115236204011 its reverse (110402632511), we get a palindrome (225638836522).

The spelling of 115236204011 in words is "one hundred fifteen billion, two hundred thirty-six million, two hundred four thousand, eleven".