30221020330068 has 192 divisors, whose sum is σ = 77203471161600. Its totient is φ = 9169646653440.

The previous prime is 30221020330003. The next prime is 30221020330069. The reversal of 30221020330068 is 86003302012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30221020330069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168711880 + ... + 168890912.

It is an arithmetic number, because the mean of its divisors is an integer number (402101412300).

Almost surely, 2^{30221020330068} is an apocalyptic number.

30221020330068 is a gapful number since it is divisible by the number (38) 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 30221020330068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38601735580800).

30221020330068 is an abundant number, since it is smaller than the sum of its proper divisors (46982450831532).

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

30221020330068 is a wasteful number, since it uses less digits than its factorization.

30221020330068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179402 (or 179400 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 30221020330068 in words is "thirty trillion, two hundred twenty-one billion, twenty million, three hundred thirty thousand, sixty-eight".