313323231000 has 256 divisors, whose sum is σ = 1086730444800. Its totient is φ = 74637504000.

The previous prime is 313323230999. The next prime is 313323231041. The reversal of 313323231000 is 132323313.

It is a super-2 number, since 2×313323231000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1079421 + ... + 1338579.

It is an arithmetic number, because the mean of its divisors is an integer number (4245040800).

Almost surely, 2^313323231000 is an apocalyptic number.

313323231000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313323231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543365222400).

313323231000 is an abundant number, since it is smaller than the sum of its proper divisors (773407213800).

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

313323231000 is a wasteful number, since it uses less digits than its factorization.

313323231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259227 (or 259213 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 313323231000 its reverse (132323313), we get a palindrome (313455554313).

The spelling of 313323231000 in words is "three hundred thirteen billion, three hundred twenty-three million, two hundred thirty-one thousand".