10312313312 has 72 divisors (see below), whose sum is σ = 23439901968. Its totient is φ = 4374835200.

The previous prime is 10312313299. The next prime is 10312313329. The reversal of 10312313312 is 21331321301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2282768 + ... + 2287280.

It is an arithmetic number, because the mean of its divisors is an integer number (325554194).

Almost surely, 2^10312313312 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 10312313312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11719950984).

10312313312 is an abundant number, since it is smaller than the sum of its proper divisors (13127588656).

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

10312313312 is an equidigital number, since it uses as much as digits as its factorization.

10312313312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4732 (or 4623 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10312313312 its reverse (21331321301), we get a palindrome (31643634613).

The spelling of 10312313312 in words is "ten billion, three hundred twelve million, three hundred thirteen thousand, three hundred twelve".