30125521022300 has 144 divisors (see below), whose sum is σ = 75514747246848. Its totient is φ = 10309737446400.

The previous prime is 30125521022299. The next prime is 30125521022347. The reversal of 30125521022300 is 322012552103.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30125521022300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 421967207 + ... + 422038593.

It is an arithmetic number, because the mean of its divisors is an integer number (524407966992).

Almost surely, 2^{30125521022300} 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 30125521022300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37757373623424).

30125521022300 is an abundant number, since it is smaller than the sum of its proper divisors (45389226224548).

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

30125521022300 is a wasteful number, since it uses less digits than its factorization.

30125521022300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93996 (or 93989 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 30125521022300 its reverse (322012552103), we get a palindrome (30447533574403).

The spelling of 30125521022300 in words is "thirty trillion, one hundred twenty-five billion, five hundred twenty-one million, twenty-two thousand, three hundred".