313033103023121 has 4 divisors (see below), whose sum is σ = 337112572486452. Its totient is φ = 288953633559792.

The previous prime is 313033103023117. The next prime is 313033103023141. The reversal of 313033103023121 is 121320301330313.

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

It can be written as a sum of positive squares in 2 ways, for example, as 197184476133121 + 115848626890000 = 14042239^2 + 10763300^2 .

It is a cyclic number.

It is not a de Polignac number, because 313033103023121 - 2² = 313033103023117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313033103023141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12039734731646 + ... + 12039734731671.

It is an arithmetic number, because the mean of its divisors is an integer number (84278143121613).

Almost surely, 2^{313033103023121} is an apocalyptic number.

It is an amenable number.

313033103023121 is a deficient number, since it is larger than the sum of its proper divisors (24079469463331).

313033103023121 is a wasteful number, since it uses less digits than its factorization.

313033103023121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24079469463330.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 313033103023121 its reverse (121320301330313), we get a palindrome (434353404353434).

The spelling of 313033103023121 in words is "three hundred thirteen trillion, thirty-three billion, one hundred three million, twenty-three thousand, one hundred twenty-one".