313229999993 has 2 divisors, whose sum is σ = 313229999994. Its totient is φ = 313229999992.

The previous prime is 313229999963. The next prime is 313230000103. The reversal of 313229999993 is 399999922313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199976212969 + 113253787024 = 447187^2 + 336532^2 .

It is a cyclic number.

It is not a de Polignac number, because 313229999993 - 2³⁸ = 38352093049 is a prime.

It is a super-2 number, since 2×313229999993² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (313229999923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156614999996 + 156614999997.

It is an arithmetic number, because the mean of its divisors is an integer number (156614999997).

Almost surely, 2^313229999993 is an apocalyptic number.

It is an amenable number.

313229999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

313229999993 is an equidigital number, since it uses as much as digits as its factorization.

313229999993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57395628, while the sum is 68.

The spelling of 313229999993 in words is "three hundred thirteen billion, two hundred twenty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-three".