312002302312 has 16 divisors (see below), whose sum is σ = 585030183300. Its totient is φ = 155994253440.

The previous prime is 312002302303. The next prime is 312002302343. The reversal of 312002302312 is 213203200213.

It can be written as a sum of positive squares in 2 ways, for example, as 308329215076 + 3673087236 = 555274^2 + 60606^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 312002302312.

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, 667387 + ... + 1034122.

Almost surely, 2^312002302312 is an apocalyptic number.

It is an amenable number.

312002302312 is a deficient number, since it is larger than the sum of its proper divisors (273027880988).

312002302312 is a wasteful number, since it uses less digits than its factorization.

312002302312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724436 (or 1724432 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 312002302312 its reverse (213203200213), we get a palindrome (525205502525).

The spelling of 312002302312 in words is "three hundred twelve billion, two million, three hundred two thousand, three hundred twelve".