130240216 has 8 divisors (see below), whose sum is σ = 244200420. Its totient is φ = 65120104.

The previous prime is 130240183. The next prime is 130240219. The reversal of 130240216 is 612042031.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 130240193 and 130240202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130240219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8140006 + ... + 8140021.

Almost surely, 2^130240216 is an apocalyptic number.

It is an amenable number.

130240216 is a deficient number, since it is larger than the sum of its proper divisors (113960204).

130240216 is a wasteful number, since it uses less digits than its factorization.

130240216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16280033 (or 16280029 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 130240216 is about 11412.2835576409. The cubic root of 130240216 is about 506.8915318431.

Adding to 130240216 its reverse (612042031), we get a palindrome (742282247).

The spelling of 130240216 in words is "one hundred thirty million, two hundred forty thousand, two hundred sixteen".