320012320210 has 64 divisors (see below), whose sum is σ = 676259466624. Its totient is φ = 107727436800.

The previous prime is 320012320157. The next prime is 320012320211. The reversal of 320012320210 is 12023210023.

It is not an unprimeable number, because it can be changed into a prime (320012320211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1288632 + ... + 1516771.

It is an arithmetic number, because the mean of its divisors is an integer number (10566554166).

Almost surely, 2^320012320210 is an apocalyptic number.

320012320210 is an abundant number, since it is smaller than the sum of its proper divisors (356247146414).

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

320012320210 is a wasteful number, since it uses less digits than its factorization.

320012320210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805499.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 320012320210 its reverse (12023210023), we get a palindrome (332035530233).

The spelling of 320012320210 in words is "three hundred twenty billion, twelve million, three hundred twenty thousand, two hundred ten".