331213002 has 32 divisors (see below), whose sum is σ = 686664000. Its totient is φ = 106380288.

The previous prime is 331212991. The next prime is 331213007. The reversal of 331213002 is 200312133.

It is not an unprimeable number, because it can be changed into a prime (331213007) 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 15 ways as a sum of consecutive naturals, for example, 98749 + ... + 102047.

It is an arithmetic number, because the mean of its divisors is an integer number (21458250).

Almost surely, 2^331213002 is an apocalyptic number.

331213002 is an abundant number, since it is smaller than the sum of its proper divisors (355450998).

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

331213002 is a wasteful number, since it uses less digits than its factorization.

331213002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 331213002 is about 18199.2582815894. The cubic root of 331213002 is about 691.8879904354.

Adding to 331213002 its reverse (200312133), we get a palindrome (531525135).

The spelling of 331213002 in words is "three hundred thirty-one million, two hundred thirteen thousand, two".