312142133324322 has 24 divisors (see below), whose sum is σ = 772923377755776. Its totient is φ = 89183466664056.

The previous prime is 312142133324303. The next prime is 312142133324339. The reversal of 312142133324322 is 223423331241213.

It is a happy number.

312142133324322 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 4 + 2 + 1 + 3 + 3 + 324 + 322 = 666.

It is a super-2 number, since 2×312142133324322² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1238659259098 + ... + 1238659259349.

It is an arithmetic number, because the mean of its divisors is an integer number (32205140739824).

Almost surely, 2^{312142133324322} is an apocalyptic number.

312142133324322 is an abundant number, since it is smaller than the sum of its proper divisors (460781244431454).

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

312142133324322 is a wasteful number, since it uses less digits than its factorization.

312142133324322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477318518462 (or 2477318518459 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

Adding to 312142133324322 its reverse (223423331241213), we get a palindrome (535565464565535).

The spelling of 312142133324322 in words is "three hundred twelve trillion, one hundred forty-two billion, one hundred thirty-three million, three hundred twenty-four thousand, three hundred twenty-two".