320120301212 has 12 divisors (see below), whose sum is σ = 565446140280. Its totient is φ = 158564261136.

The previous prime is 320120301187. The next prime is 320120301239. The reversal of 320120301212 is 212103021023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373971887 + ... + 373972742.

It is an arithmetic number, because the mean of its divisors is an integer number (47120511690).

Almost surely, 2^320120301212 is an apocalyptic number.

It is an amenable number.

320120301212 is a deficient number, since it is larger than the sum of its proper divisors (245325839068).

320120301212 is a wasteful number, since it uses less digits than its factorization.

320120301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747944740 (or 747944738 counting only the distinct ones).

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

Adding to 320120301212 its reverse (212103021023), we get a palindrome (532223322235).

The spelling of 320120301212 in words is "three hundred twenty billion, one hundred twenty million, three hundred one thousand, two hundred twelve".