320111332100320 has 192 divisors, whose sum is σ = 759181419279360. Its totient is φ = 127551703154688.

The previous prime is 320111332100171. The next prime is 320111332100363. The reversal of 320111332100320 is 23001233111023.

It is a junction number, because it is equal to n+sod(n) for n = 320111332100291 and 320111332100300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142970669761 + ... + 142970671999.

It is an arithmetic number, because the mean of its divisors is an integer number (3954069892080).

Almost surely, 2^{320111332100320} is an apocalyptic number.

It is an amenable number.

320111332100320 is an abundant number, since it is smaller than the sum of its proper divisors (439070087179040).

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

320111332100320 is a wasteful number, since it uses less digits than its factorization.

320111332100320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5397 (or 5389 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 320111332100320 its reverse (23001233111023), we get a palindrome (343112565211343).

The spelling of 320111332100320 in words is "three hundred twenty trillion, one hundred eleven billion, three hundred thirty-two million, one hundred thousand, three hundred twenty".