312141421321302 has 16 divisors (see below), whose sum is σ = 624291458231232. Its totient is φ = 104045704509000.

The previous prime is 312141421321259. The next prime is 312141421321333. The reversal of 312141421321302 is 203123124141213.

It is a self number, because there is not a number n which added to its sum of digits gives 312141421321302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358511824 + ... + 359381427.

It is an arithmetic number, because the mean of its divisors is an integer number (39018216139452).

Almost surely, 2^{312141421321302} is an apocalyptic number.

312141421321302 is an abundant number, since it is smaller than the sum of its proper divisors (312150036909930).

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

312141421321302 is a wasteful number, since it uses less digits than its factorization.

312141421321302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717965723.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 312141421321302 its reverse (203123124141213), we get a palindrome (515264545462515).

The spelling of 312141421321302 in words is "three hundred twelve trillion, one hundred forty-one billion, four hundred twenty-one million, three hundred twenty-one thousand, three hundred two".