313313223329 has 2 divisors, whose sum is σ = 313313223330. Its totient is φ = 313313223328.

The previous prime is 313313223143. The next prime is 313313223341. The reversal of 313313223329 is 923322313313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236682250000 + 76630973329 = 486500^2 + 276823^2 .

It is a cyclic number.

It is not a de Polignac number, because 313313223329 - 2¹⁶ = 313313157793 is a prime.

It is not a weakly prime, because it can be changed into another prime (313313222329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156656611664 + 156656611665.

It is an arithmetic number, because the mean of its divisors is an integer number (156656611665).

Almost surely, 2^313313223329 is an apocalyptic number.

It is an amenable number.

313313223329 is a deficient number, since it is larger than the sum of its proper divisors (1).

313313223329 is an equidigital number, since it uses as much as digits as its factorization.

313313223329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 35.

The spelling of 313313223329 in words is "three hundred thirteen billion, three hundred thirteen million, two hundred twenty-three thousand, three hundred twenty-nine".