312403313001322 has 16 divisors (see below), whose sum is σ = 499141045368000. Its totient is φ = 146133004458688.

The previous prime is 312403313001289. The next prime is 312403313001349. The reversal of 312403313001322 is 223100313304213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27509972572 + ... + 27509983927.

It is an arithmetic number, because the mean of its divisors is an integer number (31196315335500).

Almost surely, 2^{312403313001322} is an apocalyptic number.

312403313001322 is a deficient number, since it is larger than the sum of its proper divisors (186737732366678).

312403313001322 is a wasteful number, since it uses less digits than its factorization.

312403313001322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55019956685.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 312403313001322 its reverse (223100313304213), we get a palindrome (535503626305535).

The spelling of 312403313001322 in words is "three hundred twelve trillion, four hundred three billion, three hundred thirteen million, one thousand, three hundred twenty-two".