2315323212 has 24 divisors (see below), whose sum is σ = 5517367296. Its totient is φ = 755353488.

The previous prime is 2315323187. The next prime is 2315323247. The reversal of 2315323212 is 2123235132.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2052028 + ... + 2053155.

It is an arithmetic number, because the mean of its divisors is an integer number (229890304).

Almost surely, 2^2315323212 is an apocalyptic number.

It is an amenable number.

2315323212 is an abundant number, since it is smaller than the sum of its proper divisors (3202044084).

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

2315323212 is a wasteful number, since it uses less digits than its factorization.

2315323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105237 (or 4105235 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 2315323212 is about 48117.8055609355. The cubic root of 2315323212 is about 1322.9310465117.

Adding to 2315323212 its reverse (2123235132), we get a palindrome (4438558344).

The spelling of 2315323212 in words is "two billion, three hundred fifteen million, three hundred twenty-three thousand, two hundred twelve".