3012320403200 has 108 divisors (see below), whose sum is σ = 7464004200240. Its totient is φ = 1203628769280.

The previous prime is 3012320403181. The next prime is 3012320403203. The reversal of 3012320403200 is 23040232103.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012320403203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5692277 + ... + 6198923.

Almost surely, 2^{3012320403200} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3012320403200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3732002100120).

3012320403200 is an abundant number, since it is smaller than the sum of its proper divisors (4451683797040).

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

3012320403200 is an equidigital number, since it uses as much as digits as its factorization.

3012320403200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507602 (or 507583 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 3012320403200 its reverse (23040232103), we get a palindrome (3035360635303).

The spelling of 3012320403200 in words is "three trillion, twelve billion, three hundred twenty million, four hundred three thousand, two hundred".