313232230312013 has 4 divisors (see below), whose sum is σ = 329718137170560. Its totient is φ = 296746323453468.

The previous prime is 313232230311929. The next prime is 313232230312081. The reversal of 313232230312013 is 310213032232313.

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 313232230312013 - 2⁸ = 313232230311757 is a prime.

It is a super-2 number, since 2×313232230312013² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313232230312213) 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, 8242953429245 + ... + 8242953429282.

It is an arithmetic number, because the mean of its divisors is an integer number (82429534292640).

Almost surely, 2^{313232230312013} is an apocalyptic number.

It is an amenable number.

313232230312013 is a deficient number, since it is larger than the sum of its proper divisors (16485906858547).

313232230312013 is a wasteful number, since it uses less digits than its factorization.

313232230312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16485906858546.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 313232230312013 its reverse (310213032232313), we get a palindrome (623445262544326).

The spelling of 313232230312013 in words is "three hundred thirteen trillion, two hundred thirty-two billion, two hundred thirty million, three hundred twelve thousand, thirteen".