31320012000310 has 16 divisors (see below), whose sum is σ = 61501114473552. Its totient is φ = 11389095272800.

The previous prime is 31320012000293. The next prime is 31320012000331. The reversal of 31320012000310 is 1300021002313.

It is a super-2 number, since 2×31320012000310² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 142363690801 + ... + 142363691020.

It is an arithmetic number, because the mean of its divisors is an integer number (3843819654597).

Almost surely, 2^{31320012000310} is an apocalyptic number.

31320012000310 is a deficient number, since it is larger than the sum of its proper divisors (30181102473242).

31320012000310 is a wasteful number, since it uses less digits than its factorization.

31320012000310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284727381839.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 31320012000310 its reverse (1300021002313), we get a palindrome (32620033002623).

The spelling of 31320012000310 in words is "thirty-one trillion, three hundred twenty billion, twelve million, three hundred ten", and thus it is an aban number.