221210134300 has 18 divisors (see below), whose sum is σ = 480025991648. Its totient is φ = 88484053680.

The previous prime is 221210134283. The next prime is 221210134309. The reversal of 221210134300 is 3431012122.

It is a happy number.

221210134300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221210134309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1106050572 + ... + 1106050771.

Almost surely, 2^221210134300 is an apocalyptic number.

221210134300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221210134300 is an abundant number, since it is smaller than the sum of its proper divisors (258815857348).

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

221210134300 is a wasteful number, since it uses less digits than its factorization.

221210134300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212101357 (or 2212101350 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221210134300 its reverse (3431012122), we get a palindrome (224641146422).

The spelling of 221210134300 in words is "two hundred twenty-one billion, two hundred ten million, one hundred thirty-four thousand, three hundred".