323031012 has 12 divisors (see below), whose sum is σ = 753739056. Its totient is φ = 107677000.

The previous prime is 323031011. The next prime is 323031031. The reversal of 323031012 is 210130323.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 323030982 and 323031000.

It is not an unprimeable number, because it can be changed into a prime (323031011) 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 3 ways as a sum of consecutive naturals, for example, 13459614 + ... + 13459637.

It is an arithmetic number, because the mean of its divisors is an integer number (62811588).

Almost surely, 2^323031012 is an apocalyptic number.

It is an amenable number.

323031012 is an abundant number, since it is smaller than the sum of its proper divisors (430708044).

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

323031012 is a wasteful number, since it uses less digits than its factorization.

323031012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26919258 (or 26919256 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 323031012 is about 17973.0635118224. The cubic root of 323031012 is about 686.1431615922.

Adding to 323031012 its reverse (210130323), we get a palindrome (533161335).

The spelling of 323031012 in words is "three hundred twenty-three million, thirty-one thousand, twelve".