320320322102000 has 80 divisors (see below), whose sum is σ = 844946769704544. Its totient is φ = 116480117120000.

The previous prime is 320320322101973. The next prime is 320320322102003. The reversal of 320320322102000 is 201223023023.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320320322102003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7279985321 + ... + 7280029320.

Almost surely, 2^{320320322102000} is an apocalyptic number.

It is an amenable number.

320320322102000 is an abundant number, since it is smaller than the sum of its proper divisors (524626447602544).

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

320320322102000 is a wasteful number, since it uses less digits than its factorization.

320320322102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14560014675 (or 14560014659 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 320320322102000 its reverse (201223023023), we get a palindrome (320521545125023).

The spelling of 320320322102000 in words is "three hundred twenty trillion, three hundred twenty billion, three hundred twenty-two million, one hundred two thousand".