3120212131320 has 64 divisors (see below), whose sum is σ = 9361346728320. Its totient is φ = 831993427584.

The previous prime is 3120212131291. The next prime is 3120212131339. The reversal of 3120212131320 is 231312120213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612099 + ... + 2571981.

It is an arithmetic number, because the mean of its divisors is an integer number (146271042630).

Almost surely, 2^{3120212131320} is an apocalyptic number.

3120212131320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3120212131320 is an abundant number, since it is smaller than the sum of its proper divisors (6241134597000).

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

3120212131320 is a wasteful number, since it uses less digits than its factorization.

3120212131320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973164 (or 1973160 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 3120212131320 its reverse (231312120213), we get a palindrome (3351524251533).

The spelling of 3120212131320 in words is "three trillion, one hundred twenty billion, two hundred twelve million, one hundred thirty-one thousand, three hundred twenty".