323203203232 has 192 divisors, whose sum is σ = 828718055424. Its totient is φ = 120577121280.

The previous prime is 323203203229. The next prime is 323203203241. The reversal of 323203203232 is 232302302323.

It is a junction number, because it is equal to n+sod(n) for n = 323203203197 and 323203203206.

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, 4721313 + ... + 4789279.

It is an arithmetic number, because the mean of its divisors is an integer number (4316239872).

Almost surely, 2^323203203232 is an apocalyptic number.

323203203232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323203203232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414359027712).

323203203232 is an abundant number, since it is smaller than the sum of its proper divisors (505514852192).

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

323203203232 is a wasteful number, since it uses less digits than its factorization.

323203203232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68091 (or 68083 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 323203203232 its reverse (232302302323), we get a palindrome (555505505555).

Subtracting from 323203203232 its reverse (232302302323), we obtain a palindrome (90900900909).

The spelling of 323203203232 in words is "three hundred twenty-three billion, two hundred three million, two hundred three thousand, two hundred thirty-two".