313232232012 has 96 divisors (see below), whose sum is σ = 882378631680. Its totient is φ = 84482818560.

The previous prime is 313232231971. The next prime is 313232232013. The reversal of 313232232012 is 210232232313.

It is a super-2 number, since 2×313232232012² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313232232013) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 99258 + ... + 797694.

It is an arithmetic number, because the mean of its divisors is an integer number (9191444080).

Almost surely, 2^313232232012 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 313232232012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441189315840).

313232232012 is an abundant number, since it is smaller than the sum of its proper divisors (569146399668).

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

313232232012 is a wasteful number, since it uses less digits than its factorization.

313232232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698751 (or 698749 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 313232232012 its reverse (210232232313), we get a palindrome (523464464325).

The spelling of 313232232012 in words is "three hundred thirteen billion, two hundred thirty-two million, two hundred thirty-two thousand, twelve".