320012033000 has 128 divisors (see below), whose sum is σ = 829097942400. Its totient is φ = 114630912000.

The previous prime is 320012032987. The next prime is 320012033021. The reversal of 320012033000 is 330210023.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519896 + ... + 954104.

It is an arithmetic number, because the mean of its divisors is an integer number (6477327675).

Almost surely, 2^320012033000 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 320012033000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414548971200).

320012033000 is an abundant number, since it is smaller than the sum of its proper divisors (509085909400).

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

320012033000 is a wasteful number, since it uses less digits than its factorization.

320012033000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434308 (or 434294 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 320012033000 its reverse (330210023), we get a palindrome (320342243023).

The spelling of 320012033000 in words is "three hundred twenty billion, twelve million, thirty-three thousand".