115212421344424 has 8 divisors (see below), whose sum is σ = 216023290020810. Its totient is φ = 57606210672208.

The previous prime is 115212421344389. The next prime is 115212421344539. The reversal of 115212421344424 is 424443124212511.

115212421344424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 114938768902500 + 273652441924 = 10720950^2 + 523118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7200776334019 + ... + 7200776334034.

Almost surely, 2^{115212421344424} is an apocalyptic number.

It is an amenable number.

115212421344424 is a deficient number, since it is larger than the sum of its proper divisors (100810868676386).

115212421344424 is a wasteful number, since it uses less digits than its factorization.

115212421344424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14401552668059 (or 14401552668055 counting only the distinct ones).

The product of its digits is 245760, while the sum is 40.

Adding to 115212421344424 its reverse (424443124212511), we get a palindrome (539655545556935).

The spelling of 115212421344424 in words is "one hundred fifteen trillion, two hundred twelve billion, four hundred twenty-one million, three hundred forty-four thousand, four hundred twenty-four".