21130210200303 has 16 divisors (see below), whose sum is σ = 31304809980000. Its totient is φ = 14086449109440.

The previous prime is 21130210200293. The next prime is 21130210200317. The reversal of 21130210200303 is 30300201203112.

21130210200303 is a `hidden beast` number, since 2 + 1 + 130 + 210 + 20 + 0 + 303 = 666.

It is not a de Polignac number, because 21130210200303 - 2¹⁴ = 21130210183919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21130210207303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8850678 + ... + 10981571.

It is an arithmetic number, because the mean of its divisors is an integer number (1956550623750).

Almost surely, 2^{21130210200303} is an apocalyptic number.

21130210200303 is a deficient number, since it is larger than the sum of its proper divisors (10174599779697).

21130210200303 is a wasteful number, since it uses less digits than its factorization.

21130210200303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19871719 (or 19871713 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21130210200303 its reverse (30300201203112), we get a palindrome (51430411403415).

The spelling of 21130210200303 in words is "twenty-one trillion, one hundred thirty billion, two hundred ten million, two hundred thousand, three hundred three".