313233121332347 has 2 divisors, whose sum is σ = 313233121332348. Its totient is φ = 313233121332346.

The previous prime is 313233121332247. The next prime is 313233121332349. The reversal of 313233121332347 is 743233121332313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313233121332347 - 2²² = 313233117138043 is a prime.

It is a super-2 number, since 2×313233121332347² (a number of 30 digits) contains 22 as substring.

Together with 313233121332349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313233121332349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156616560666173 + 156616560666174.

It is an arithmetic number, because the mean of its divisors is an integer number (156616560666174).

Almost surely, 2^{313233121332347} is an apocalyptic number.

313233121332347 is a deficient number, since it is larger than the sum of its proper divisors (1).

313233121332347 is an equidigital number, since it uses as much as digits as its factorization.

313233121332347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 41.

The spelling of 313233121332347 in words is "three hundred thirteen trillion, two hundred thirty-three billion, one hundred twenty-one million, three hundred thirty-two thousand, three hundred forty-seven".