115330211 has 4 divisors (see below), whose sum is σ = 120344592. Its totient is φ = 110315832.

The previous prime is 115330181. The next prime is 115330213. The reversal of 115330211 is 112033511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112033511 = 113 ⋅991447.

It is a cyclic number.

It is not a de Polignac number, because 115330211 - 2¹⁴ = 115313827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115330211.

It is not an unprimeable number, because it can be changed into a prime (115330213) 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 3 ways as a sum of consecutive naturals, for example, 2507156 + ... + 2507201.

It is an arithmetic number, because the mean of its divisors is an integer number (30086148).

Almost surely, 2^115330211 is an apocalyptic number.

115330211 is a deficient number, since it is larger than the sum of its proper divisors (5014381).

115330211 is an equidigital number, since it uses as much as digits as its factorization.

115330211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014380.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 115330211 is about 10739.1904257258. The cubic root of 115330211 is about 486.7594169150.

Adding to 115330211 its reverse (112033511), we get a palindrome (227363722).

The spelling of 115330211 in words is "one hundred fifteen million, three hundred thirty thousand, two hundred eleven".