312141421340333 has 4 divisors (see below), whose sum is σ = 336152299904988. Its totient is φ = 288130542775680.

The previous prime is 312141421340293. The next prime is 312141421340341. The reversal of 312141421340333 is 333043124141213.

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 122440465739524 + 189700955600809 = 11065282^2 + 13773197^2 .

It is a cyclic number.

It is not a de Polignac number, because 312141421340333 - 2²⁸ = 312141152904877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 312141421340293 and 312141421340302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312141421340383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12005439282308 + ... + 12005439282333.

It is an arithmetic number, because the mean of its divisors is an integer number (84038074976247).

Almost surely, 2^{312141421340333} is an apocalyptic number.

It is an amenable number.

312141421340333 is a deficient number, since it is larger than the sum of its proper divisors (24010878564655).

312141421340333 is a wasteful number, since it uses less digits than its factorization.

312141421340333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24010878564654.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 312141421340333 its reverse (333043124141213), we get a palindrome (645184545481546).

The spelling of 312141421340333 in words is "three hundred twelve trillion, one hundred forty-one billion, four hundred twenty-one million, three hundred forty thousand, three hundred thirty-three".