130303312 has 20 divisors (see below), whose sum is σ = 252707040. Its totient is φ = 65088608.

The previous prime is 130303279. The next prime is 130303319. The reversal of 130303312 is 213303031.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130303319) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16239 + ... + 22897.

It is an arithmetic number, because the mean of its divisors is an integer number (12635352).

Almost surely, 2^130303312 is an apocalyptic number.

It is an amenable number.

130303312 is a deficient number, since it is larger than the sum of its proper divisors (122403728).

130303312 is a wasteful number, since it uses less digits than its factorization.

130303312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7890 (or 7884 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 130303312 is about 11415.0476126909. The cubic root of 130303312 is about 506.9733746248.

Adding to 130303312 its reverse (213303031), we get a palindrome (343606343).

The spelling of 130303312 in words is "one hundred thirty million, three hundred three thousand, three hundred twelve".