21200300300212 has 48 divisors (see below), whose sum is σ = 40597391100672. Its totient is φ = 9606988385280.

The previous prime is 21200300300171. The next prime is 21200300300227.

21200300300212 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24862728 + ... + 25701280.

It is an arithmetic number, because the mean of its divisors is an integer number (845778981264).

Almost surely, 2^{21200300300212} is an apocalyptic number.

21200300300212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21200300300212 is a deficient number, since it is larger than the sum of its proper divisors (19397090800460).

21200300300212 is a wasteful number, since it uses less digits than its factorization.

21200300300212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840328 (or 840326 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

It can be divided in two parts, 21200300 and 300212, that added together give a palindrome (21500512).

The spelling of 21200300300212 in words is "twenty-one trillion, two hundred billion, three hundred million, three hundred thousand, two hundred twelve".