323133012 has 36 divisors (see below), whose sum is σ = 825994260. Its totient is φ = 106499712.

The previous prime is 323133001. The next prime is 323133017. The reversal of 323133012 is 210331323.

323133012 is a `hidden beast` number, since 323 + 1 + 330 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 53056656 + 270076356 = 7284^2 + 16434^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323133017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47223 + ... + 53630.

It is an arithmetic number, because the mean of its divisors is an integer number (22944285).

Almost surely, 2^323133012 is an apocalyptic number.

It is an amenable number.

323133012 is an abundant number, since it is smaller than the sum of its proper divisors (502861248).

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

323133012 is a wasteful number, since it uses less digits than its factorization.

323133012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100952 (or 100947 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 323133012 is about 17975.9008675504. The cubic root of 323133012 is about 686.2153726543.

Adding to 323133012 its reverse (210331323), we get a palindrome (533464335).

The spelling of 323133012 in words is "three hundred twenty-three million, one hundred thirty-three thousand, twelve".