130332312 has 144 divisors (see below), whose sum is σ = 398665800. Its totient is φ = 38142720.

The previous prime is 130332289. The next prime is 130332341. The reversal of 130332312 is 213233031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1464364 + ... + 1464452.

Almost surely, 2^130332312 is an apocalyptic number.

130332312 is a gapful number since it is divisible by the number (12) 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 130332312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199332900).

130332312 is an abundant number, since it is smaller than the sum of its proper divisors (268333488).

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

130332312 is a wasteful number, since it uses less digits than its factorization.

130332312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 130332312 is about 11416.3177951562. The cubic root of 130332312 is about 507.0109821040.

Adding to 130332312 its reverse (213233031), we get a palindrome (343565343).

The spelling of 130332312 in words is "one hundred thirty million, three hundred thirty-two thousand, three hundred twelve".