312111013114422 has 128 divisors (see below), whose sum is σ = 704820371443200. Its totient is φ = 102354920414208.

The previous prime is 312111013114403. The next prime is 312111013114451. The reversal of 312111013114422 is 224411310111213.

312111013114422 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 110 + 13 + 114 + 422 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28304248873 + ... + 28304259899.

It is an arithmetic number, because the mean of its divisors is an integer number (5506409151900).

Almost surely, 2^{312111013114422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312111013114422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352410185721600).

312111013114422 is an abundant number, since it is smaller than the sum of its proper divisors (392709358328778).

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

312111013114422 is a wasteful number, since it uses less digits than its factorization.

312111013114422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20267 (or 20261 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

Adding to 312111013114422 its reverse (224411310111213), we get a palindrome (536522323225635).

The spelling of 312111013114422 in words is "three hundred twelve trillion, one hundred eleven billion, thirteen million, one hundred fourteen thousand, four hundred twenty-two".