312242124424343 has 4 divisors (see below), whose sum is σ = 312790880355360. Its totient is φ = 311693368493328.

The previous prime is 312242124424331. The next prime is 312242124424369. The reversal of 312242124424343 is 343424421242213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312242124424343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 312242124424343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312242124424303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274377964655 + ... + 274377965792.

It is an arithmetic number, because the mean of its divisors is an integer number (78197720088840).

Almost surely, 2^{312242124424343} is an apocalyptic number.

312242124424343 is a deficient number, since it is larger than the sum of its proper divisors (548755931017).

312242124424343 is an equidigital number, since it uses as much as digits as its factorization.

312242124424343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548755931016.

The product of its digits is 884736, while the sum is 41.

Adding to 312242124424343 its reverse (343424421242213), we get a palindrome (655666545666556).

The spelling of 312242124424343 in words is "three hundred twelve trillion, two hundred forty-two billion, one hundred twenty-four million, four hundred twenty-four thousand, three hundred forty-three".