130032120 has 32 divisors (see below), whose sum is σ = 390096720. Its totient is φ = 34675200.

The previous prime is 130032113. The next prime is 130032121. The reversal of 130032120 is 21230031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 130032096 and 130032105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130032121) 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, 541681 + ... + 541920.

Almost surely, 2^130032120 is an apocalyptic number.

130032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130032120 is an abundant number, since it is smaller than the sum of its proper divisors (260064600).

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

130032120 is a wasteful number, since it uses less digits than its factorization.

130032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083615 (or 1083611 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 130032120 is about 11403.1627191758. The cubic root of 130032120 is about 506.6214198591.

Adding to 130032120 its reverse (21230031), we get a palindrome (151262151).

The spelling of 130032120 in words is "one hundred thirty million, thirty-two thousand, one hundred twenty".