115233304252242 has 128 divisors (see below), whose sum is σ = 268330614451200. Its totient is φ = 32623763558400.

The previous prime is 115233304252219. The next prime is 115233304252259. The reversal of 115233304252242 is 242252403332511.

It is a self number, because there is not a number n which added to its sum of digits gives 115233304252242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32494609 + ... + 35865947.

It is an arithmetic number, because the mean of its divisors is an integer number (2096332925400).

Almost surely, 2^{115233304252242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115233304252242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134165307225600).

115233304252242 is an abundant number, since it is smaller than the sum of its proper divisors (153097310198958).

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

115233304252242 is a wasteful number, since it uses less digits than its factorization.

115233304252242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371752.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 115233304252242 its reverse (242252403332511), we get a palindrome (357485707584753).

The spelling of 115233304252242 in words is "one hundred fifteen trillion, two hundred thirty-three billion, three hundred four million, two hundred fifty-two thousand, two hundred forty-two".