312132104200997 has 4 divisors (see below), whose sum is σ = 328560109685280. Its totient is φ = 295704098716716.

The previous prime is 312132104200993. The next prime is 312132104201009. The reversal of 312132104200997 is 799002401231213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312132104200997 - 2² = 312132104200993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312132104200993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8214002742113 + ... + 8214002742150.

It is an arithmetic number, because the mean of its divisors is an integer number (82140027421320).

Almost surely, 2^{312132104200997} is an apocalyptic number.

It is an amenable number.

312132104200997 is a deficient number, since it is larger than the sum of its proper divisors (16428005484283).

312132104200997 is a wasteful number, since it uses less digits than its factorization.

312132104200997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16428005484282.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 312132104200997 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred four million, two hundred thousand, nine hundred ninety-seven".