320020115242122 has 48 divisors (see below), whose sum is σ = 710293546944072. Its totient is φ = 104070849815040.

The previous prime is 320020115242031. The next prime is 320020115242159. The reversal of 320020115242122 is 221242511020023.

320020115242122 is a `hidden beast` number, since 3 + 2 + 0 + 0 + 2 + 0 + 11 + 524 + 2 + 122 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 228715382508921 + 91304732733201 = 15123339^2 + 9555351^2 .

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 23 ways as a sum of consecutive naturals, for example, 108818668 + ... + 111720824.

Almost surely, 2^{320020115242122} is an apocalyptic number.

320020115242122 is an abundant number, since it is smaller than the sum of its proper divisors (390273431701950).

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

320020115242122 is a wasteful number, since it uses less digits than its factorization.

320020115242122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051623 (or 3051620 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 320020115242122 its reverse (221242511020023), we get a palindrome (541262626262145).

The spelling of 320020115242122 in words is "three hundred twenty trillion, twenty billion, one hundred fifteen million, two hundred forty-two thousand, one hundred twenty-two".