312333432120212 has 48 divisors (see below), whose sum is σ = 561242211480720. Its totient is φ = 152032106496000.

The previous prime is 312333432120181. The next prime is 312333432120239. The reversal of 312333432120212 is 212021234333213.

It can be written as a sum of positive squares in 8 ways, for example, as 6224605847056 + 306108826273156 = 2494916^2 + 17495966^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67681364 + ... + 72148692.

It is an arithmetic number, because the mean of its divisors is an integer number (11692546072515).

Almost surely, 2^{312333432120212} is an apocalyptic number.

It is an amenable number.

312333432120212 is a deficient number, since it is larger than the sum of its proper divisors (248908779360508).

312333432120212 is a wasteful number, since it uses less digits than its factorization.

312333432120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4470332 (or 4470330 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 312333432120212 its reverse (212021234333213), we get a palindrome (524354666453425).

The spelling of 312333432120212 in words is "three hundred twelve trillion, three hundred thirty-three billion, four hundred thirty-two million, one hundred twenty thousand, two hundred twelve".