30123020330200 has 192 divisors, whose sum is σ = 82221071443200. Its totient is φ = 10046727820800.

The previous prime is 30123020330149. The next prime is 30123020330209. The reversal of 30123020330200 is 203302032103.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30123020330209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 267801571 + ... + 267914029.

It is an arithmetic number, because the mean of its divisors is an integer number (428234747100).

Almost surely, 2^{30123020330200} 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 30123020330200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41110535721600).

30123020330200 is an abundant number, since it is smaller than the sum of its proper divisors (52098051113000).

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

30123020330200 is a wasteful number, since it uses less digits than its factorization.

30123020330200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117690 (or 117681 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 30123020330200 its reverse (203302032103), we get a palindrome (30326322362303).

The spelling of 30123020330200 in words is "thirty trillion, one hundred twenty-three billion, twenty million, three hundred thirty thousand, two hundred".