320134020125 has 16 divisors (see below), whose sum is σ = 412415238144. Its totient is φ = 247845690000.

The previous prime is 320134020113. The next prime is 320134020139. The reversal of 320134020125 is 521020431023.

It is not a de Polignac number, because 320134020125 - 2⁴ = 320134020109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320134020125.

It is a congruent number.

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, 41303741 + ... + 41311490.

It is an arithmetic number, because the mean of its divisors is an integer number (25775952384).

Almost surely, 2^320134020125 is an apocalyptic number.

It is an amenable number.

320134020125 is a deficient number, since it is larger than the sum of its proper divisors (92281218019).

320134020125 is an equidigital number, since it uses as much as digits as its factorization.

320134020125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82615277 (or 82615267 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 320134020125 its reverse (521020431023), we get a palindrome (841154451148).

The spelling of 320134020125 in words is "three hundred twenty billion, one hundred thirty-four million, twenty thousand, one hundred twenty-five".