312403034000421 has 24 divisors (see below), whose sum is σ = 555383171557760. Its totient is φ = 164784017933856.

The previous prime is 312403034000359. The next prime is 312403034000441. The reversal of 312403034000421 is 124000430304213.

312403034000421 is a `hidden beast` number, since 31 + 240 + 30 + 340 + 0 + 0 + 4 + 21 = 666.

It is not a de Polignac number, because 312403034000421 - 2⁹ = 312403033999909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312403034000441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190722242161 + ... + 190722243798.

Almost surely, 2^{312403034000421} is an apocalyptic number.

It is an amenable number.

312403034000421 is a deficient number, since it is larger than the sum of its proper divisors (242980137557339).

312403034000421 is a wasteful number, since it uses less digits than its factorization.

312403034000421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381444485985 (or 381444485982 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 312403034000421 its reverse (124000430304213), we get a palindrome (436403464304634).

The spelling of 312403034000421 in words is "three hundred twelve trillion, four hundred three billion, thirty-four million, four hundred twenty-one", and thus it is an aban number.