130310332020 has 144 divisors (see below), whose sum is σ = 431569337472. Its totient is φ = 31563966720.

The previous prime is 130310331953. The next prime is 130310332039. The reversal of 130310332020 is 20233013031.

130310332020 is a `hidden beast` number, since 1 + 3 + 0 + 310 + 332 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 130310331984 and 130310332002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2394634 + ... + 2448446.

It is an arithmetic number, because the mean of its divisors is an integer number (2997009288).

Almost surely, 2^130310332020 is an apocalyptic number.

130310332020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130310332020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215784668736).

130310332020 is an abundant number, since it is smaller than the sum of its proper divisors (301259005452).

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

130310332020 is a wasteful number, since it uses less digits than its factorization.

130310332020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55062 (or 55057 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 130310332020 its reverse (20233013031), we get a palindrome (150543345051).

The spelling of 130310332020 in words is "one hundred thirty billion, three hundred ten million, three hundred thirty-two thousand, twenty".