320012231012 has 12 divisors (see below), whose sum is σ = 560229841920. Its totient is φ = 159946561896.

The previous prime is 320012230987. The next prime is 320012231017. The reversal of 320012231012 is 210132210023.

It is not an unprimeable number, because it can be changed into a prime (320012231017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14876312 + ... + 14897807.

It is an arithmetic number, because the mean of its divisors is an integer number (46685820160).

Almost surely, 2^320012231012 is an apocalyptic number.

It is an amenable number.

320012231012 is a deficient number, since it is larger than the sum of its proper divisors (240217610908).

320012231012 is a wasteful number, since it uses less digits than its factorization.

320012231012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29776810 (or 29776808 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 320012231012 its reverse (210132210023), we get a palindrome (530144441035).

The spelling of 320012231012 in words is "three hundred twenty billion, twelve million, two hundred thirty-one thousand, twelve".