313233121332247 has 2 divisors, whose sum is σ = 313233121332248. Its totient is φ = 313233121332246.

The previous prime is 313233121332179. The next prime is 313233121332347. The reversal of 313233121332247 is 742233121332313.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313233121332247 is a prime.

It is a super-3 number, since 3×313233121332247³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313233121332347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156616560666123 + 156616560666124.

It is an arithmetic number, because the mean of its divisors is an integer number (156616560666124).

Almost surely, 2^{313233121332247} is an apocalyptic number.

313233121332247 is a deficient number, since it is larger than the sum of its proper divisors (1).

313233121332247 is an equidigital number, since it uses as much as digits as its factorization.

313233121332247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 40.

The spelling of 313233121332247 in words is "three hundred thirteen trillion, two hundred thirty-three billion, one hundred twenty-one million, three hundred thirty-two thousand, two hundred forty-seven".