331332130 has 16 divisors (see below), whose sum is σ = 597372480. Its totient is φ = 132316272.

The previous prime is 331332121. The next prime is 331332139. The reversal of 331332130 is 31233133.

It is an interprime number because it is at equal distance from previous prime (331332121) and next prime (331332139).

It is a junction number, because it is equal to n+sod(n) for n = 331332098 and 331332107.

It is not an unprimeable number, because it can be changed into a prime (331332139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20574 + ... + 32953.

It is an arithmetic number, because the mean of its divisors is an integer number (37335780).

Almost surely, 2^331332130 is an apocalyptic number.

331332130 is a deficient number, since it is larger than the sum of its proper divisors (266040350).

331332130 is a wasteful number, since it uses less digits than its factorization.

331332130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54153.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 331332130 is about 18202.5308679865. The cubic root of 331332130 is about 691.9709313750.

Adding to 331332130 its reverse (31233133), we get a palindrome (362565263).

The spelling of 331332130 in words is "three hundred thirty-one million, three hundred thirty-two thousand, one hundred thirty".