312414022143121 has 4 divisors (see below), whose sum is σ = 312656391440100. Its totient is φ = 312171652846144.

The previous prime is 312414022143109. The next prime is 312414022143199. The reversal of 312414022143121 is 121341220414213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 262352170949521 + 50061851193600 = 16197289^2 + 7075440^2 .

It is a cyclic number.

It is not a de Polignac number, because 312414022143121 - 2⁹ = 312414022142609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312414022143101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121184646556 + ... + 121184649133.

It is an arithmetic number, because the mean of its divisors is an integer number (78164097860025).

Almost surely, 2^{312414022143121} is an apocalyptic number.

It is an amenable number.

312414022143121 is a deficient number, since it is larger than the sum of its proper divisors (242369296979).

312414022143121 is a wasteful number, since it uses less digits than its factorization.

312414022143121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242369296978.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 312414022143121 its reverse (121341220414213), we get a palindrome (433755242557334).

The spelling of 312414022143121 in words is "three hundred twelve trillion, four hundred fourteen billion, twenty-two million, one hundred forty-three thousand, one hundred twenty-one".