312343021024322 has 4 divisors (see below), whose sum is σ = 468514531536486. Its totient is φ = 156171510512160.

The previous prime is 312343021024303. The next prime is 312343021024351. The reversal of 312343021024322 is 223420120343213.

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

It can be written as a sum of positive squares in only one way, i.e., 275921301152641 + 36421719871681 = 16610879^2 + 6035041^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 78085755256079 + ... + 78085755256082.

Almost surely, 2^{312343021024322} is an apocalyptic number.

312343021024322 is a deficient number, since it is larger than the sum of its proper divisors (156171510512164).

312343021024322 is a wasteful number, since it uses less digits than its factorization.

312343021024322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156171510512163.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 312343021024322 its reverse (223420120343213), we get a palindrome (535763141367535).

The spelling of 312343021024322 in words is "three hundred twelve trillion, three hundred forty-three billion, twenty-one million, twenty-four thousand, three hundred twenty-two".