312321113310201 has 4 divisors (see below), whose sum is σ = 416428151080272. Its totient is φ = 208214075540132.

The previous prime is 312321113310079. The next prime is 312321113310211. The reversal of 312321113310201 is 102013311123213.

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 a de Polignac number, because none of the positive numbers 2^k-312321113310201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312321113310211) 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, 52053518885031 + ... + 52053518885036.

It is an arithmetic number, because the mean of its divisors is an integer number (104107037770068).

Almost surely, 2^{312321113310201} is an apocalyptic number.

It is an amenable number.

312321113310201 is a deficient number, since it is larger than the sum of its proper divisors (104107037770071).

312321113310201 is a wasteful number, since it uses less digits than its factorization.

312321113310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104107037770070.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 312321113310201 its reverse (102013311123213), we get a palindrome (414334424433414).

The spelling of 312321113310201 in words is "three hundred twelve trillion, three hundred twenty-one billion, one hundred thirteen million, three hundred ten thousand, two hundred one".