331330002 has 16 divisors (see below), whose sum is σ = 665435520. Its totient is φ = 109980752.

The previous prime is 331329913. The next prime is 331330003. The reversal of 331330002 is 200033133.

It is not an unprimeable number, because it can be changed into a prime (331330003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114093 + ... + 116960.

It is an arithmetic number, because the mean of its divisors is an integer number (41589720).

Almost surely, 2^331330002 is an apocalyptic number.

331330002 is an abundant number, since it is smaller than the sum of its proper divisors (334105518).

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

331330002 is a wasteful number, since it uses less digits than its factorization.

331330002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231297.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 331330002 is about 18202.4724144826. The cubic root of 331330002 is about 691.9694499639.

Adding to 331330002 its reverse (200033133), we get a palindrome (531363135).

The spelling of 331330002 in words is "three hundred thirty-one million, three hundred thirty thousand, two".