202320323320 has 64 divisors (see below), whose sum is σ = 456278832000. Its totient is φ = 80740226688.

The previous prime is 202320323269. The next prime is 202320323321. The reversal of 202320323320 is 23323023202.

It is a junction number, because it is equal to n+sod(n) for n = 202320323291 and 202320323300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202320323321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60883179 + ... + 60886501.

It is an arithmetic number, because the mean of its divisors is an integer number (7129356750).

Almost surely, 2^202320323320 is an apocalyptic number.

202320323320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202320323320 is an abundant number, since it is smaller than the sum of its proper divisors (253958508680).

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

202320323320 is a wasteful number, since it uses less digits than its factorization.

202320323320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6412 (or 6408 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 202320323320 its reverse (23323023202), we get a palindrome (225643346522).

The spelling of 202320323320 in words is "two hundred two billion, three hundred twenty million, three hundred twenty-three thousand, three hundred twenty".