130130323020 has 72 divisors (see below), whose sum is σ = 397150384176. Its totient is φ = 34488519552.

The previous prime is 130130323007. The next prime is 130130323091. The reversal of 130130323020 is 20323031031.

130130323020 is a `hidden beast` number, since 1 + 301 + 30 + 32 + 302 + 0 = 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 = 130130322984 and 130130323002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2188287 + ... + 2246966.

It is an arithmetic number, because the mean of its divisors is an integer number (5515977558).

Almost surely, 2^130130323020 is an apocalyptic number.

130130323020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130130323020 is an abundant number, since it is smaller than the sum of its proper divisors (267020061156).

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

130130323020 is a wasteful number, since it uses less digits than its factorization.

130130323020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435431 (or 4435426 counting only the distinct ones).

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

Adding to 130130323020 its reverse (20323031031), we get a palindrome (150453354051).

The spelling of 130130323020 in words is "one hundred thirty billion, one hundred thirty million, three hundred twenty-three thousand, twenty".