312120000113303 has 4 divisors (see below), whose sum is σ = 312256834837248. Its totient is φ = 311983165389360.

The previous prime is 312120000113267. The next prime is 312120000113359. The reversal of 312120000113303 is 303311000021213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 312120000113303 - 2¹⁰ = 312120000112279 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 (312122000113303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68417358551 + ... + 68417363112.

It is an arithmetic number, because the mean of its divisors is an integer number (78064208709312).

Almost surely, 2^{312120000113303} is an apocalyptic number.

312120000113303 is a deficient number, since it is larger than the sum of its proper divisors (136834723945).

312120000113303 is a wasteful number, since it uses less digits than its factorization.

312120000113303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136834723944.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 312120000113303 its reverse (303311000021213), we get a palindrome (615431000134516).

The spelling of 312120000113303 in words is "three hundred twelve trillion, one hundred twenty billion, one hundred thirteen thousand, three hundred three".