323210213120 has 144 divisors (see below), whose sum is σ = 783130965120. Its totient is φ = 127795200000.

The previous prime is 323210213107. The next prime is 323210213129. The reversal of 323210213120 is 21312012323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 323210213092 and 323210213101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323210213129) 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, 97087616 + ... + 97090944.

It is an arithmetic number, because the mean of its divisors is an integer number (5438409480).

Almost surely, 2^323210213120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323210213120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391565482560).

323210213120 is an abundant number, since it is smaller than the sum of its proper divisors (459920752000).

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

323210213120 is a wasteful number, since it uses less digits than its factorization.

323210213120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202 (or 4188 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323210213120 its reverse (21312012323), we get a palindrome (344522225443).

The spelling of 323210213120 in words is "three hundred twenty-three billion, two hundred ten million, two hundred thirteen thousand, one hundred twenty".