30020323120000 has 1280 divisors, whose sum is σ = 86491977707520. Its totient is φ = 10307911680000.

The previous prime is 30020323119971. The next prime is 30020323120009. The reversal of 30020323120000 is 2132302003.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30020323120009) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 80483439814 + ... + 80483440186.

It is an arithmetic number, because the mean of its divisors is an integer number (67571857584).

Almost surely, 2^{30020323120000} 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 30020323120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43245988853760).

30020323120000 is an abundant number, since it is smaller than the sum of its proper divisors (56471654587520).

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

30020323120000 is a wasteful number, since it uses less digits than its factorization.

30020323120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30020323120000 its reverse (2132302003), we get a palindrome (30022455422003).

The spelling of 30020323120000 in words is "thirty trillion, twenty billion, three hundred twenty-three million, one hundred twenty thousand".