320012120002 has 8 divisors (see below), whose sum is σ = 505282294800. Its totient is φ = 151584688404.

The previous prime is 320012119997. The next prime is 320012120009. The reversal of 320012120002 is 200021210023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (320012120009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4210685752 + ... + 4210685827.

It is an arithmetic number, because the mean of its divisors is an integer number (63160286850).

Almost surely, 2^320012120002 is an apocalyptic number.

320012120002 is a deficient number, since it is larger than the sum of its proper divisors (185270174798).

320012120002 is a wasteful number, since it uses less digits than its factorization.

320012120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8421371600.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 320012120002 its reverse (200021210023), we get a palindrome (520033330025).

The spelling of 320012120002 in words is "three hundred twenty billion, twelve million, one hundred twenty thousand, two".