312233442330212 has 48 divisors (see below), whose sum is σ = 602845434972144. Its totient is φ = 140580489984000.

The previous prime is 312233442330181. The next prime is 312233442330259. The reversal of 312233442330212 is 212033244332213.

It can be written as a sum of positive squares in 8 ways, for example, as 200234272973056 + 111999169357156 = 14150416^2 + 10582966^2 .

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, 17668262 + ... + 30604482.

It is an arithmetic number, because the mean of its divisors is an integer number (12559279895253).

Almost surely, 2^{312233442330212} is an apocalyptic number.

It is an amenable number.

312233442330212 is a deficient number, since it is larger than the sum of its proper divisors (290611992641932).

312233442330212 is a wasteful number, since it uses less digits than its factorization.

312233442330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947600 (or 12947598 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 312233442330212 its reverse (212033244332213), we get a palindrome (524266686662425).

The spelling of 312233442330212 in words is "three hundred twelve trillion, two hundred thirty-three billion, four hundred forty-two million, three hundred thirty thousand, two hundred twelve".