21202233130200 has 192 divisors, whose sum is σ = 68000326272000. Its totient is φ = 5459190796800.

The previous prime is 21202233130181. The next prime is 21202233130213. The reversal of 21202233130200 is 203133220212.

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 47 ways as a sum of consecutive naturals, for example, 6953226 + ... + 9526374.

It is an arithmetic number, because the mean of its divisors is an integer number (354168366000).

Almost surely, 2^{21202233130200} is an apocalyptic number.

21202233130200 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 21202233130200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34000163136000).

21202233130200 is an abundant number, since it is smaller than the sum of its proper divisors (46798093141800).

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

21202233130200 is a wasteful number, since it uses less digits than its factorization.

21202233130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573642 (or 2573633 counting only the distinct ones).

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

Adding to 21202233130200 its reverse (203133220212), we get a palindrome (21405366350412).

The spelling of 21202233130200 in words is "twenty-one trillion, two hundred two billion, two hundred thirty-three million, one hundred thirty thousand, two hundred".