320342012130 has 64 divisors (see below), whose sum is σ = 878705273088. Its totient is φ = 73216623360.

The previous prime is 320342012099. The next prime is 320342012147. The reversal of 320342012130 is 31210243023.

320342012130 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 320342012097 and 320342012106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4537300 + ... + 4607360.

It is an arithmetic number, because the mean of its divisors is an integer number (13729769892).

Almost surely, 2^320342012130 is an apocalyptic number.

320342012130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320342012130 is an abundant number, since it is smaller than the sum of its proper divisors (558363260958).

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

320342012130 is a wasteful number, since it uses less digits than its factorization.

320342012130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91851.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 320342012130 its reverse (31210243023), we get a palindrome (351552255153).

The spelling of 320342012130 in words is "three hundred twenty billion, three hundred forty-two million, twelve thousand, one hundred thirty".