Adding to 313122423 its reverse (324221313), we get a palindrome (637343736).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 313122423.
It is a congruent number.
Almost surely, 2313122423 is an apocalyptic number.
313122423 is a wasteful number, since it uses less digits than its factorization.
313122423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1557893.
The square root of 313122423 is about 17695.2655532490. The cubic root of 313122423 is about 679.0546429476.
The spelling of 313122423 in words is "three hundred thirteen million, one hundred twenty-two thousand, four hundred twenty-three".