20703352456200 has 192 divisors, whose sum is σ = 64976878713600. Its totient is φ = 5452426656000.

The previous prime is 20703352456169. The next prime is 20703352456201. The reversal of 20703352456200 is 265425330702.

It is not an unprimeable number, because it can be changed into a prime (20703352456201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141906891 + ... + 142052709.

It is an arithmetic number, because the mean of its divisors is an integer number (338421243300).

Almost surely, 2^{20703352456200} is an apocalyptic number.

20703352456200 is a gapful number since it is divisible by the number (20) 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 20703352456200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32488439356800).

20703352456200 is an abundant number, since it is smaller than the sum of its proper divisors (44273526257400).

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

20703352456200 is a wasteful number, since it uses less digits than its factorization.

20703352456200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148772 (or 148763 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

Adding to 20703352456200 its reverse (265425330702), we get a palindrome (20968777786902).

The spelling of 20703352456200 in words is "twenty trillion, seven hundred three billion, three hundred fifty-two million, four hundred fifty-six thousand, two hundred".