21701226630200 has 48 divisors (see below), whose sum is σ = 54336532838280. Its totient is φ = 8012760600960.

The previous prime is 21701226630197. The next prime is 21701226630221. The reversal of 21701226630200 is 203662210712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4173310214 + ... + 4173315413.

Almost surely, 2^{21701226630200} is an apocalyptic number.

21701226630200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21701226630200 is an abundant number, since it is smaller than the sum of its proper divisors (32635306208080).

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

21701226630200 is a wasteful number, since it uses less digits than its factorization.

21701226630200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346625656 (or 8346625647 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 21701226630200 its reverse (203662210712), we get a palindrome (21904888840912).

The spelling of 21701226630200 in words is "twenty-one trillion, seven hundred one billion, two hundred twenty-six million, six hundred thirty thousand, two hundred".