320023330012 has 24 divisors (see below), whose sum is σ = 567179970560. Its totient is φ = 157972267440.

The previous prime is 320023330007. The next prime is 320023330013. The reversal of 320023330012 is 210033320023.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320023330013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173337 + ... + 4249327.

Almost surely, 2^320023330012 is an apocalyptic number.

It is an amenable number.

320023330012 is a deficient number, since it is larger than the sum of its proper divisors (247156640548).

320023330012 is a wasteful number, since it uses less digits than its factorization.

320023330012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89401 (or 89399 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 320023330012 its reverse (210033320023), we get a palindrome (530056650035).

The spelling of 320023330012 in words is "three hundred twenty billion, twenty-three million, three hundred thirty thousand, twelve".