130543530020 has 24 divisors (see below), whose sum is σ = 274148536704. Its totient is φ = 52216055136.

The previous prime is 130543529993. The next prime is 130543530023. The reversal of 130543530020 is 20035345031.

It is a super-2 number, since 2×130543530020² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130543530023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125167 + ... + 1235753.

It is an arithmetic number, because the mean of its divisors is an integer number (11422855696).

Almost surely, 2^130543530020 is an apocalyptic number.

130543530020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130543530020 is an abundant number, since it is smaller than the sum of its proper divisors (143605006684).

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

130543530020 is a wasteful number, since it uses less digits than its factorization.

130543530020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169619 (or 169617 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 130543530020 its reverse (20035345031), we get a palindrome (150578875051).

The spelling of 130543530020 in words is "one hundred thirty billion, five hundred forty-three million, five hundred thirty thousand, twenty".