320112201032320 has 32 divisors (see below), whose sum is σ = 765268230594420. Its totient is φ = 128044880412672.

The previous prime is 320112201032249. The next prime is 320112201032329. The reversal of 320112201032320 is 23230102211023.

It can be written as a sum of positive squares in 2 ways, for example, as 261448978939456 + 58663222092864 = 16169384^2 + 7659192^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 320112201032291 and 320112201032300.

It is not an unprimeable number, because it can be changed into a prime (320112201032329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250087656417 + ... + 250087657696.

Almost surely, 2^{320112201032320} is an apocalyptic number.

It is an amenable number.

320112201032320 is an abundant number, since it is smaller than the sum of its proper divisors (445156029562100).

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

320112201032320 is an equidigital number, since it uses as much as digits as its factorization.

320112201032320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500175314132 (or 500175314120 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320112201032320 its reverse (23230102211023), we get a palindrome (343342303243343).

The spelling of 320112201032320 in words is "three hundred twenty trillion, one hundred twelve billion, two hundred one million, thirty-two thousand, three hundred twenty".