312112323010422 has 192 divisors, whose sum is σ = 766344472657920. Its totient is φ = 90979402968000.

The previous prime is 312112323010349. The next prime is 312112323010457. The reversal of 312112323010422 is 224010323211213.

312112323010422 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 1 + 2 + 3 + 230 + 1 + 0 + 422 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2773215483 + ... + 2773328025.

It is an arithmetic number, because the mean of its divisors is an integer number (3991377461760).

Almost surely, 2^{312112323010422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312112323010422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383172236328960).

312112323010422 is an abundant number, since it is smaller than the sum of its proper divisors (454232149647498).

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

312112323010422 is a wasteful number, since it uses less digits than its factorization.

312112323010422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117719 (or 117716 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 312112323010422 its reverse (224010323211213), we get a palindrome (536122646221635).

The spelling of 312112323010422 in words is "three hundred twelve trillion, one hundred twelve billion, three hundred twenty-three million, ten thousand, four hundred twenty-two".