320200202032 has 40 divisors (see below), whose sum is σ = 634303259136. Its totient is φ = 156516734016.

The previous prime is 320200202027. The next prime is 320200202039. The reversal of 320200202032 is 230202002023.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 320200201997 and 320200202015.

It is not an unprimeable number, because it can be changed into a prime (320200202039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427003 + ... + 907045.

Almost surely, 2^320200202032 is an apocalyptic number.

It is an amenable number.

320200202032 is a deficient number, since it is larger than the sum of its proper divisors (314103057104).

320200202032 is a wasteful number, since it uses less digits than its factorization.

320200202032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480985 (or 480979 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 320200202032 its reverse (230202002023), we get a palindrome (550402204055).

Subtracting from 320200202032 its reverse (230202002023), we obtain a square (89998200009 = 299997²).

The spelling of 320200202032 in words is "three hundred twenty billion, two hundred million, two hundred two thousand, thirty-two".