3220345000000 has 448 divisors, whose sum is σ = 8551046859264. Its totient is φ = 1200320000000.

The previous prime is 3220344999983. The next prime is 3220345000007. The reversal of 3220345000000 is 5430223.

It is not an unprimeable number, because it can be changed into a prime (3220345000007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4714999659 + ... + 4715000341.

It is an arithmetic number, because the mean of its divisors is an integer number (19087158168).

Almost surely, 2^{3220345000000} 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 3220345000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4275523429632).

3220345000000 is an abundant number, since it is smaller than the sum of its proper divisors (5330701859264).

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

3220345000000 is an frugal number, since it uses more digits than its factorization.

3220345000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The spelling of 3220345000000 in words is "three trillion, two hundred twenty billion, three hundred forty-five million", and thus it is an aban number.