312313320322030 has 16 divisors (see below), whose sum is σ = 562164474493440. Its totient is φ = 124925217481312.

The previous prime is 312313320322013. The next prime is 312313320322111. The reversal of 312313320322030 is 30223023313213.

It is a super-2 number, since 2×312313320322030² (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 312313320322030.

It is a congruent number.

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, 1448110 + ... + 25034449.

It is an arithmetic number, because the mean of its divisors is an integer number (35135279655840).

Almost surely, 2^{312313320322030} is an apocalyptic number.

312313320322030 is a deficient number, since it is larger than the sum of its proper divisors (249851154171410).

312313320322030 is a wasteful number, since it uses less digits than its factorization.

312313320322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27661883.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 312313320322030 its reverse (30223023313213), we get a palindrome (342536343635243).

The spelling of 312313320322030 in words is "three hundred twelve trillion, three hundred thirteen billion, three hundred twenty million, three hundred twenty-two thousand, thirty".