115211303302011 has 16 divisors (see below), whose sum is σ = 184800085497600. Its totient is φ = 62370028855008.

The previous prime is 115211303302009. The next prime is 115211303302021. The reversal of 115211303302011 is 110203303112511.

It is not a de Polignac number, because 115211303302011 - 2¹ = 115211303302009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115211303302021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144375066396 + ... + 144375067193.

It is an arithmetic number, because the mean of its divisors is an integer number (11550005343600).

Almost surely, 2^{115211303302011} is an apocalyptic number.

115211303302011 is a deficient number, since it is larger than the sum of its proper divisors (69588782195589).

115211303302011 is a wasteful number, since it uses less digits than its factorization.

115211303302011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288750133618.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 115211303302011 its reverse (110203303112511), we get a palindrome (225414606414522).

The spelling of 115211303302011 in words is "one hundred fifteen trillion, two hundred eleven billion, three hundred three million, three hundred two thousand, eleven".