312332440201212 has 24 divisors (see below), whose sum is σ = 729602908008912. Its totient is φ = 103992639942400.

The previous prime is 312332440201189. The next prime is 312332440201241. The reversal of 312332440201212 is 212102044233213.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 312332440201212.

It is a congruent 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, 14771671239 + ... + 14771692382.

It is an arithmetic number, because the mean of its divisors is an integer number (30400121167038).

Almost surely, 2^{312332440201212} is an apocalyptic number.

It is an amenable number.

312332440201212 is an abundant number, since it is smaller than the sum of its proper divisors (417270467807700).

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

312332440201212 is a wasteful number, since it uses less digits than its factorization.

312332440201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29543364509 (or 29543364507 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 312332440201212 its reverse (212102044233213), we get a palindrome (524434484434425).

The spelling of 312332440201212 in words is "three hundred twelve trillion, three hundred thirty-two billion, four hundred forty million, two hundred one thousand, two hundred twelve".