313311213040 has 160 divisors (see below), whose sum is σ = 853176107520. Its totient is φ = 104762391552.

The previous prime is 313311212993. The next prime is 313311213049. The reversal of 313311213040 is 40312113313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313311213049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16292551 + ... + 16311769.

It is an arithmetic number, because the mean of its divisors is an integer number (5332350672).

Almost surely, 2^313311213040 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 313311213040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426588053760).

313311213040 is an abundant number, since it is smaller than the sum of its proper divisors (539864894480).

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

313311213040 is a wasteful number, since it uses less digits than its factorization.

313311213040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19959 (or 19953 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313311213040 its reverse (40312113313), we get a palindrome (353623326353).

The spelling of 313311213040 in words is "three hundred thirteen billion, three hundred eleven million, two hundred thirteen thousand, forty".