320203203302130 has 32 divisors (see below), whose sum is σ = 768488164599168. Its totient is φ = 85387467916800.

The previous prime is 320203203302089. The next prime is 320203203302141. The reversal of 320203203302130 is 31203302302023.

It is a self number, because there is not a number n which added to its sum of digits gives 320203203302130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81391650 + ... + 85235010.

It is an arithmetic number, because the mean of its divisors is an integer number (24015255143724).

Almost surely, 2^{320203203302130} is an apocalyptic number.

320203203302130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320203203302130 is an abundant number, since it is smaller than the sum of its proper divisors (448284961297038).

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

320203203302130 is a wasteful number, since it uses less digits than its factorization.

320203203302130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6620482.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 320203203302130 its reverse (31203302302023), we get a palindrome (351406505604153).

The spelling of 320203203302130 in words is "three hundred twenty trillion, two hundred three billion, two hundred three million, three hundred two thousand, one hundred thirty".