312232313322 has 48 divisors (see below), whose sum is σ = 717283449792. Its totient is φ = 97820426880.

The previous prime is 312232313311. The next prime is 312232313329. The reversal of 312232313322 is 223313232213.

312232313322 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 323 + 1 + 332 + 2 = 666.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (312232313329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 479304 + ... + 924227.

It is an arithmetic number, because the mean of its divisors is an integer number (14943405204).

Almost surely, 2^312232313322 is an apocalyptic number.

312232313322 is an abundant number, since it is smaller than the sum of its proper divisors (405051136470).

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

312232313322 is a wasteful number, since it uses less digits than its factorization.

312232313322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404283 (or 1404280 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 312232313322 its reverse (223313232213), we get a palindrome (535545545535).

The spelling of 312232313322 in words is "three hundred twelve billion, two hundred thirty-two million, three hundred thirteen thousand, three hundred twenty-two".