331002002 has 32 divisors (see below), whose sum is σ = 561038400. Its totient is φ = 145525248.

The previous prime is 331001971. The next prime is 331002011. The reversal of 331002002 is 200200133.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43649 + ... + 50667.

It is an arithmetic number, because the mean of its divisors is an integer number (17532450).

Almost surely, 2^331002002 is an apocalyptic number.

331002002 is a deficient number, since it is larger than the sum of its proper divisors (230036398).

331002002 is a wasteful number, since it uses less digits than its factorization.

331002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7130.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 331002002 is about 18193.4604185130. The cubic root of 331002002 is about 691.7410362832.

Adding to 331002002 its reverse (200200133), we get a palindrome (531202135).

The spelling of 331002002 in words is "three hundred thirty-one million, two thousand, two".