312321001422 has 8 divisors (see below), whose sum is σ = 624642002856. Its totient is φ = 104107000472.

The previous prime is 312321001409. The next prime is 312321001451. The reversal of 312321001422 is 224100123213.

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

312321001422 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26026750113 + ... + 26026750124.

It is an arithmetic number, because the mean of its divisors is an integer number (78080250357).

Almost surely, 2^312321001422 is an apocalyptic number.

312321001422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

312321001422 is a wasteful number, since it uses less digits than its factorization.

312321001422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52053500242.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 312321001422 its reverse (224100123213), we get a palindrome (536421124635).

The spelling of 312321001422 in words is "three hundred twelve billion, three hundred twenty-one million, one thousand, four hundred twenty-two".