312143014312302 has 8 divisors (see below), whose sum is σ = 624286028624616. Its totient is φ = 104047671437432.

The previous prime is 312143014312301. The next prime is 312143014312373. The reversal of 312143014312302 is 203213410341213.

It is a sphenic number, since it is the product of 3 distinct primes.

312143014312302 is an admirable number.

It is a super-2 number, since 2×312143014312302² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312143014312302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312143014312301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26011917859353 + ... + 26011917859364.

It is an arithmetic number, because the mean of its divisors is an integer number (78035753578077).

Almost surely, 2^{312143014312302} is an apocalyptic number.

312143014312302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

312143014312302 is a wasteful number, since it uses less digits than its factorization.

312143014312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52023835718722.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 312143014312302 its reverse (203213410341213), we get a palindrome (515356424653515).

The spelling of 312143014312302 in words is "three hundred twelve trillion, one hundred forty-three billion, fourteen million, three hundred twelve thousand, three hundred two".