320220212000 has 192 divisors, whose sum is σ = 865337001984. Its totient is φ = 115718630400.

The previous prime is 320220211981. The next prime is 320220212021. The reversal of 320220212000 is 212022023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2378489 + ... + 2509511.

It is an arithmetic number, because the mean of its divisors is an integer number (4506963552).

Almost surely, 2^320220212000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320220212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432668500992).

320220212000 is an abundant number, since it is smaller than the sum of its proper divisors (545116789984).

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

320220212000 is a wasteful number, since it uses less digits than its factorization.

320220212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131108 (or 131090 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 320220212000 its reverse (212022023), we get a palindrome (320432234023).

The spelling of 320220212000 in words is "three hundred twenty billion, two hundred twenty million, two hundred twelve thousand".