313213033000 has 128 divisors (see below), whose sum is σ = 847714533120. Its totient is φ = 106093305600.

The previous prime is 313213032953. The next prime is 313213033009. The reversal of 313213033000 is 330312313.

It is not an unprimeable number, because it can be changed into a prime (313213033009) 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 31 ways as a sum of consecutive naturals, for example, 311454 + ... + 850546.

It is an arithmetic number, because the mean of its divisors is an integer number (6622769790).

Almost surely, 2^313213033000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313213033000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423857266560).

313213033000 is an abundant number, since it is smaller than the sum of its proper divisors (534501500120).

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

313213033000 is a wasteful number, since it uses less digits than its factorization.

313213033000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539204 (or 539190 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 313213033000 its reverse (330312313), we get a palindrome (313543345313).

The spelling of 313213033000 in words is "three hundred thirteen billion, two hundred thirteen million, thirty-three thousand".