3031320212 has 12 divisors (see below), whose sum is σ = 5307122016. Its totient is φ = 1514999640.

The previous prime is 3031320209. The next prime is 3031320239. The reversal of 3031320212 is 2120231303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154718 + ... + 173205.

It is an arithmetic number, because the mean of its divisors is an integer number (442260168).

Almost surely, 2^3031320212 is an apocalyptic number.

It is an amenable number.

3031320212 is a deficient number, since it is larger than the sum of its proper divisors (2275801804).

3031320212 is a wasteful number, since it uses less digits than its factorization.

3031320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330238 (or 330236 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3031320212 is about 55057.4264927085. The cubic root of 3031320212 is about 1447.2512669358.

Adding to 3031320212 its reverse (2120231303), we get a palindrome (5151551515).

The spelling of 3031320212 in words is "three billion, thirty-one million, three hundred twenty thousand, two hundred twelve".