313212303212269 has 2 divisors, whose sum is σ = 313212303212270. Its totient is φ = 313212303212268.

The previous prime is 313212303212267. The next prime is 313212303212353. The reversal of 313212303212269 is 962212303212313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243969717420900 + 69242585791369 = 15619530^2 + 8321213^2 .

It is a cyclic number.

It is not a de Polignac number, because 313212303212269 - 2¹ = 313212303212267 is a prime.

It is a super-2 number, since 2×313212303212269² (a number of 30 digits) contains 22 as substring.

Together with 313212303212267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313212303212267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156606151606134 + 156606151606135.

It is an arithmetic number, because the mean of its divisors is an integer number (156606151606135).

Almost surely, 2^{313212303212269} is an apocalyptic number.

It is an amenable number.

313212303212269 is a deficient number, since it is larger than the sum of its proper divisors (1).

313212303212269 is an equidigital number, since it uses as much as digits as its factorization.

313212303212269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 313212303212269 in words is "three hundred thirteen trillion, two hundred twelve billion, three hundred three million, two hundred twelve thousand, two hundred sixty-nine".