323213112 has 256 divisors, whose sum is σ = 1026432000. Its totient is φ = 93671424.

The previous prime is 323213101. The next prime is 323213113. The reversal of 323213112 is 211312323.

323213112 is a `hidden beast` number, since 32 + 321 + 311 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323213113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3631564 + ... + 3631652.

It is an arithmetic number, because the mean of its divisors is an integer number (4009500).

Almost surely, 2^323213112 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 323213112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513216000).

323213112 is an abundant number, since it is smaller than the sum of its proper divisors (703218888).

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

323213112 is a wasteful number, since it uses less digits than its factorization.

323213112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 177 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 323213112 is about 17978.1287124105. The cubic root of 323213112 is about 686.2720689251.

Adding to 323213112 its reverse (211312323), we get a palindrome (534525435).

The spelling of 323213112 in words is "three hundred twenty-three million, two hundred thirteen thousand, one hundred twelve".