3132223121212 has 24 divisors (see below), whose sum is σ = 5559286748400. Its totient is φ = 1543877168256.

The previous prime is 3132223121201. The next prime is 3132223121227. The reversal of 3132223121212 is 2121213222313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132287 + ... + 3288022.

It is an arithmetic number, because the mean of its divisors is an integer number (231636947850).

Almost surely, 2^{3132223121212} is an apocalyptic number.

It is an amenable number.

3132223121212 is a deficient number, since it is larger than the sum of its proper divisors (2427063627188).

3132223121212 is a wasteful number, since it uses less digits than its factorization.

3132223121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5422365 (or 5422363 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 3132223121212 its reverse (2121213222313), we get a palindrome (5253436343525).

The spelling of 3132223121212 in words is "three trillion, one hundred thirty-two billion, two hundred twenty-three million, one hundred twenty-one thousand, two hundred twelve".