21041650200 has 96 divisors (see below), whose sum is σ = 65255979600. Its totient is φ = 5608796160.

The previous prime is 21041650199. The next prime is 21041650283. The reversal of 21041650200 is 205614012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1847724 + ... + 1859076.

Almost surely, 2^21041650200 is an apocalyptic number.

21041650200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21041650200 is an abundant number, since it is smaller than the sum of its proper divisors (44214329400).

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

21041650200 is a wasteful number, since it uses less digits than its factorization.

21041650200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14461 (or 14452 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The spelling of 21041650200 in words is "twenty-one billion, forty-one million, six hundred fifty thousand, two hundred".