312402400220423 has 8 divisors (see below), whose sum is σ = 312442825059120. Its totient is φ = 312361976232000.

The previous prime is 312402400220413. The next prime is 312402400220453. The reversal of 312402400220423 is 324022004204213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 312402400220423 - 2⁸ = 312402400220167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312402400220413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080828923 + ... + 1081117923.

It is an arithmetic number, because the mean of its divisors is an integer number (39055353132390).

Almost surely, 2^{312402400220423} is an apocalyptic number.

312402400220423 is a deficient number, since it is larger than the sum of its proper divisors (40424838697).

312402400220423 is a wasteful number, since it uses less digits than its factorization.

312402400220423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425137.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 312402400220423 its reverse (324022004204213), we get a palindrome (636424404424636).

The spelling of 312402400220423 in words is "three hundred twelve trillion, four hundred two billion, four hundred million, two hundred twenty thousand, four hundred twenty-three".