130324320020 has 48 divisors (see below), whose sum is σ = 284792397120. Its totient is φ = 50054382336.

The previous prime is 130324320011. The next prime is 130324320089. The reversal of 130324320020 is 20023423031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 130324319974 and 130324320001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1233497 + ... + 1334976.

It is an arithmetic number, because the mean of its divisors is an integer number (5933174940).

Almost surely, 2^130324320020 is an apocalyptic number.

130324320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130324320020 is an abundant number, since it is smaller than the sum of its proper divisors (154468077100).

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

130324320020 is a wasteful number, since it uses less digits than its factorization.

130324320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2568584 (or 2568582 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 130324320020 its reverse (20023423031), we get a palindrome (150347743051).

The spelling of 130324320020 in words is "one hundred thirty billion, three hundred twenty-four million, three hundred twenty thousand, twenty".