4331312212 has 48 divisors (see below), whose sum is σ = 7794864000. Its totient is φ = 2105326080.

The previous prime is 4331312177. The next prime is 4331312233. The reversal of 4331312212 is 2122131334.

It is a super-3 number, since 3×4331312212³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7611864 + ... + 7612432.

It is an arithmetic number, because the mean of its divisors is an integer number (162393000).

Almost surely, 2^4331312212 is an apocalyptic number.

It is an amenable number.

4331312212 is a deficient number, since it is larger than the sum of its proper divisors (3463551788).

4331312212 is a wasteful number, since it uses less digits than its factorization.

4331312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976 (or 974 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 4331312212 is about 65812.7055514359. The cubic root of 4331312212 is about 1630.0709081276.

Adding to 4331312212 its reverse (2122131334), we get a palindrome (6453443546).

The spelling of 4331312212 in words is "four billion, three hundred thirty-one million, three hundred twelve thousand, two hundred twelve".