320321202212 has 24 divisors (see below), whose sum is σ = 625743747552. Its totient is φ = 142214486400.

The previous prime is 320321202163. The next prime is 320321202241. The reversal of 320321202212 is 212202123023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84649589 + ... + 84653372.

It is an arithmetic number, because the mean of its divisors is an integer number (26072656148).

Almost surely, 2^320321202212 is an apocalyptic number.

It is an amenable number.

320321202212 is a deficient number, since it is larger than the sum of its proper divisors (305422545340).

320321202212 is a wasteful number, since it uses less digits than its factorization.

320321202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169303019 (or 169303017 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 320321202212 its reverse (212202123023), we get a palindrome (532523325235).

The spelling of 320321202212 in words is "three hundred twenty billion, three hundred twenty-one million, two hundred two thousand, two hundred twelve".