210303220312140 has 192 divisors, whose sum is σ = 624164197257216. Its totient is φ = 52724687228928.

The previous prime is 210303220312109. The next prime is 210303220312151. The reversal of 210303220312140 is 41213022303012.

210303220312140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 210303220312140.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13166161194 + ... + 13166177166.

It is an arithmetic number, because the mean of its divisors is an integer number (3250855194048).

Almost surely, 2^{210303220312140} is an apocalyptic number.

210303220312140 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 210303220312140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312082098628608).

210303220312140 is an abundant number, since it is smaller than the sum of its proper divisors (413860976945076).

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

210303220312140 is a wasteful number, since it uses less digits than its factorization.

210303220312140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29208 (or 29206 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 210303220312140 its reverse (41213022303012), we get a palindrome (251516242615152).

The spelling of 210303220312140 in words is "two hundred ten trillion, three hundred three billion, two hundred twenty million, three hundred twelve thousand, one hundred forty".