312201333322012 has 6 divisors (see below), whose sum is σ = 546352333313528. Its totient is φ = 156100666661004.

The previous prime is 312201333321973. The next prime is 312201333322027. The reversal of 312201333322012 is 210223333102213.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39025166665248 + ... + 39025166665255.

Almost surely, 2^{312201333322012} is an apocalyptic number.

It is an amenable number.

312201333322012 is a deficient number, since it is larger than the sum of its proper divisors (234150999991516).

312201333322012 is a wasteful number, since it uses less digits than its factorization.

312201333322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78050333330507 (or 78050333330505 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 312201333322012 its reverse (210223333102213), we get a palindrome (522424666424225).

The spelling of 312201333322012 in words is "three hundred twelve trillion, two hundred one billion, three hundred thirty-three million, three hundred twenty-two thousand, twelve".