21232330210200 has 384 divisors, whose sum is σ = 71349490483200. Its totient is φ = 5202717818880.

The previous prime is 21232330210141. The next prime is 21232330210237. The reversal of 21232330210200 is 201203323212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 196020457 + ... + 196128743.

It is an arithmetic number, because the mean of its divisors is an integer number (185805964800).

Almost surely, 2^{21232330210200} is an apocalyptic number.

21232330210200 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 21232330210200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35674745241600).

21232330210200 is an abundant number, since it is smaller than the sum of its proper divisors (50117160273000).

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

21232330210200 is a wasteful number, since it uses less digits than its factorization.

21232330210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108779 (or 108770 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21232330210200 its reverse (201203323212), we get a palindrome (21433533533412).

The spelling of 21232330210200 in words is "twenty-one trillion, two hundred thirty-two billion, three hundred thirty million, two hundred ten thousand, two hundred".