115231304432242 has 32 divisors (see below), whose sum is σ = 189020766635712. Its totient is φ = 52470410947584.

The previous prime is 115231304432221. The next prime is 115231304432297. The reversal of 115231304432242 is 242234403132511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368150023 + ... + 368462890.

It is an arithmetic number, because the mean of its divisors is an integer number (5906898957366).

Almost surely, 2^{115231304432242} is an apocalyptic number.

115231304432242 is a deficient number, since it is larger than the sum of its proper divisors (73789462203470).

115231304432242 is a wasteful number, since it uses less digits than its factorization.

115231304432242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736613082.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 115231304432242 its reverse (242234403132511), we get a palindrome (357465707564753).

The spelling of 115231304432242 in words is "one hundred fifteen trillion, two hundred thirty-one billion, three hundred four million, four hundred thirty-two thousand, two hundred forty-two".