313313223340 has 48 divisors (see below), whose sum is σ = 708857882208. Its totient is φ = 115637865984.

The previous prime is 313313223329. The next prime is 313313223341. The reversal of 313313223340 is 43322313313.

It is a junction number, because it is equal to n+sod(n) for n = 313313223299 and 313313223308.

It is not an unprimeable number, because it can be changed into a prime (313313223341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399339 + ... + 886621.

It is an arithmetic number, because the mean of its divisors is an integer number (14767872546).

Almost surely, 2^313313223340 is an apocalyptic number.

It is an amenable number.

313313223340 is an abundant number, since it is smaller than the sum of its proper divisors (395544658868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313313223340 is a wasteful number, since it uses less digits than its factorization.

313313223340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489778 (or 489776 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 313313223340 its reverse (43322313313), we get a palindrome (356635536653).

The spelling of 313313223340 in words is "three hundred thirteen billion, three hundred thirteen million, two hundred twenty-three thousand, three hundred forty".