130042224 has 60 divisors (see below), whose sum is σ = 391938456. Its totient is φ = 40012416.

The previous prime is 130042169. The next prime is 130042267. The reversal of 130042224 is 422240031.

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 = 130042197 and 130042206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32862 + ... + 36605.

Almost surely, 2^130042224 is an apocalyptic number.

It is an amenable number.

130042224 is an abundant number, since it is smaller than the sum of its proper divisors (261896232).

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

130042224 is a wasteful number, since it uses less digits than its factorization.

130042224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69494 (or 69485 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 130042224 is about 11403.6057455526. The cubic root of 130042224 is about 506.6345416689.

Adding to 130042224 its reverse (422240031), we get a palindrome (552282255).

The spelling of 130042224 in words is "one hundred thirty million, forty-two thousand, two hundred twenty-four".