115216205232 has 20 divisors (see below), whose sum is σ = 297641863640. Its totient is φ = 38405401728.

The previous prime is 115216205201. The next prime is 115216205239. The reversal of 115216205232 is 232502612511.

It is a self number, because there is not a number n which added to its sum of digits gives 115216205232.

It is not an unprimeable number, because it can be changed into a prime (115216205239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200168757 + ... + 1200168852.

It is an arithmetic number, because the mean of its divisors is an integer number (14882093182).

Almost surely, 2^115216205232 is an apocalyptic number.

115216205232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115216205232 is an abundant number, since it is smaller than the sum of its proper divisors (182425658408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115216205232 is a wasteful number, since it uses less digits than its factorization.

115216205232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400337620 (or 2400337614 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 115216205232 its reverse (232502612511), we get a palindrome (347718817743).

The spelling of 115216205232 in words is "one hundred fifteen billion, two hundred sixteen million, two hundred five thousand, two hundred thirty-two".