331132323212 has 24 divisors (see below), whose sum is σ = 581731273200. Its totient is φ = 164924061120.

The previous prime is 331132323187. The next prime is 331132323241. The reversal of 331132323212 is 212323231133.

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, 1907414 + ... + 2073762.

It is an arithmetic number, because the mean of its divisors is an integer number (24238803050).

Almost surely, 2^331132323212 is an apocalyptic number.

It is an amenable number.

331132323212 is a deficient number, since it is larger than the sum of its proper divisors (250598949988).

331132323212 is a wasteful number, since it uses less digits than its factorization.

331132323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168281 (or 168279 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 331132323212 its reverse (212323231133), we get a palindrome (543455554345).

The spelling of 331132323212 in words is "three hundred thirty-one billion, one hundred thirty-two million, three hundred twenty-three thousand, two hundred twelve".