313233232313 has 4 divisors (see below), whose sum is σ = 313236242148. Its totient is φ = 313230222480.

The previous prime is 313233232309. The next prime is 313233232427. The reversal of 313233232313 is 313232332313.

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 172347861904 + 140885370409 = 415148^2 + 375347^2 .

It is a cyclic number.

It is not a de Polignac number, because 313233232313 - 2² = 313233232309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313233231313) 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, 1343006 + ... + 1558887.

It is an arithmetic number, because the mean of its divisors is an integer number (78309060537).

Almost surely, 2^313233232313 is an apocalyptic number.

It is an amenable number.

313233232313 is a deficient number, since it is larger than the sum of its proper divisors (3009835).

313233232313 is a wasteful number, since it uses less digits than its factorization.

313233232313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009834.

The product of its digits is 17496, while the sum is 29.

Adding to 313233232313 its reverse (313232332313), we get a palindrome (626465564626).

The spelling of 313233232313 in words is "three hundred thirteen billion, two hundred thirty-three million, two hundred thirty-two thousand, three hundred thirteen".