312142134140322 has 16 divisors (see below), whose sum is σ = 624284794429920. Its totient is φ = 104047290355232.

The previous prime is 312142134140299. The next prime is 312142134140327. The reversal of 312142134140322 is 223041431241213.

It is not an unprimeable number, because it can be changed into a prime (312142134140327) 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, 13989708 + ... + 28635575.

It is an arithmetic number, because the mean of its divisors is an integer number (39017799651870).

Almost surely, 2^{312142134140322} is an apocalyptic number.

312142134140322 is an abundant number, since it is smaller than the sum of its proper divisors (312142660289598).

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

312142134140322 is a wasteful number, since it uses less digits than its factorization.

312142134140322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43845777.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 312142134140322 its reverse (223041431241213), we get a palindrome (535183565381535).

The spelling of 312142134140322 in words is "three hundred twelve trillion, one hundred forty-two billion, one hundred thirty-four million, one hundred forty thousand, three hundred twenty-two".