331300065 has 8 divisors (see below), whose sum is σ = 530080128. Its totient is φ = 176693360.

The previous prime is 331300043. The next prime is 331300117. The reversal of 331300065 is 560003133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331300065 - 2¹⁰ = 331299041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11043321 + ... + 11043350.

It is an arithmetic number, because the mean of its divisors is an integer number (66260016).

Almost surely, 2^331300065 is an apocalyptic number.

It is an amenable number.

331300065 is a deficient number, since it is larger than the sum of its proper divisors (198780063).

331300065 is a wasteful number, since it uses less digits than its factorization.

331300065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22086679.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 331300065 is about 18201.6500625630. The cubic root of 331300065 is about 691.9486085940.

Adding to 331300065 its reverse (560003133), we get a palindrome (891303198).

The spelling of 331300065 in words is "three hundred thirty-one million, three hundred thousand, sixty-five".