312421032424 has 32 divisors (see below), whose sum is σ = 597005136000. Its totient is φ = 153231103872.

The previous prime is 312421032403. The next prime is 312421032437. The reversal of 312421032424 is 424230124213.

It is a junction number, because it is equal to n+sod(n) for n = 312421032392 and 312421032401.

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, 496269 + ... + 933340.

It is an arithmetic number, because the mean of its divisors is an integer number (18656410500).

Almost surely, 2^312421032424 is an apocalyptic number.

It is an amenable number.

312421032424 is a deficient number, since it is larger than the sum of its proper divisors (284584103576).

312421032424 is a wasteful number, since it uses less digits than its factorization.

312421032424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430137 (or 1430133 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 312421032424 its reverse (424230124213), we get a palindrome (736651156637).

The spelling of 312421032424 in words is "three hundred twelve billion, four hundred twenty-one million, thirty-two thousand, four hundred twenty-four".