3112320000000 has 448 divisors, whose sum is σ = 10380139833024. Its totient is φ = 829440000000.

The previous prime is 3112319999993. The next prime is 3112320000007. The reversal of 3112320000000 is 232113.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3112319999993) and next prime (3112320000007).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112320000007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1919999190 + ... + 1920000810.

Almost surely, 2^{3112320000000} is an apocalyptic number.

3112320000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112320000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5190069916512).

3112320000000 is an abundant number, since it is smaller than the sum of its proper divisors (7267819833024).

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

3112320000000 is an frugal number, since it uses more digits than its factorization.

3112320000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685 (or 1631 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 3112320000000 its reverse (232113), we get a palindrome (3112320232113).

The spelling of 3112320000000 in words is "three trillion, one hundred twelve billion, three hundred twenty million", and thus it is an aban number.