320232012 has 12 divisors (see below), whose sum is σ = 747208056. Its totient is φ = 106744000.

The previous prime is 320232001. The next prime is 320232041. The reversal of 320232012 is 210232023.

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 = 320231982 and 320232000.

It is an unprimeable number.

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, 13342989 + ... + 13343012.

It is an arithmetic number, because the mean of its divisors is an integer number (62267338).

Almost surely, 2^320232012 is an apocalyptic number.

It is an amenable number.

320232012 is an abundant number, since it is smaller than the sum of its proper divisors (426976044).

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

320232012 is a wasteful number, since it uses less digits than its factorization.

320232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26686008 (or 26686006 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 320232012 is about 17895.0275775144. The cubic root of 320232012 is about 684.1556449604.

Adding to 320232012 its reverse (210232023), we get a palindrome (530464035).

The spelling of 320232012 in words is "three hundred twenty million, two hundred thirty-two thousand, twelve".