221442413220300 has 144 divisors (see below), whose sum is σ = 675430255391360. Its totient is φ = 55860220200960.

The previous prime is 221442413220299. The next prime is 221442413220307. The reversal of 221442413220300 is 3022314244122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (221442413220307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25026862 + ... + 32699061.

Almost surely, 2^{221442413220300} is an apocalyptic number.

221442413220300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221442413220300 is an abundant number, since it is smaller than the sum of its proper divisors (453987842171060).

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

221442413220300 is a wasteful number, since it uses less digits than its factorization.

221442413220300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57726632 (or 57726625 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 221442413220300 its reverse (3022314244122), we get a palindrome (224464727464422).

The spelling of 221442413220300 in words is "two hundred twenty-one trillion, four hundred forty-two billion, four hundred thirteen million, two hundred twenty thousand, three hundred".