320002112200 has 48 divisors (see below), whose sum is σ = 744059938500. Its totient is φ = 127991377920.

The previous prime is 320002112141. The next prime is 320002112201. The reversal of 320002112200 is 2211200023.

It can be written as a sum of positive squares in 6 ways, for example, as 105675706084 + 214326406116 = 325078^2 + 462954^2 .

It is a super-2 number, since 2×320002112200² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320002112201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3062416 + ... + 3165184.

Almost surely, 2^320002112200 is an apocalyptic number.

It is an amenable number.

320002112200 is an abundant number, since it is smaller than the sum of its proper divisors (424057826300).

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

320002112200 is a wasteful number, since it uses less digits than its factorization.

320002112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118354 (or 118345 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 320002112200 its reverse (2211200023), we get a palindrome (322213312223).

The spelling of 320002112200 in words is "three hundred twenty billion, two million, one hundred twelve thousand, two hundred".