130240520000 has 140 divisors (see below), whose sum is σ = 325108007136. Its totient is φ = 51748800000.

The previous prime is 130240519993. The next prime is 130240520057. The reversal of 130240520000 is 25042031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6029219 + ... + 6050781.

Almost surely, 2^130240520000 is an apocalyptic number.

130240520000 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 130240520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162554003568).

130240520000 is an abundant number, since it is smaller than the sum of its proper divisors (194867487136).

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

130240520000 is an equidigital number, since it uses as much as digits as its factorization.

130240520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21746 (or 21721 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 130240520000 its reverse (25042031), we get a palindrome (130265562031).

The spelling of 130240520000 in words is "one hundred thirty billion, two hundred forty million, five hundred twenty thousand".