221300320241 has 32 divisors (see below), whose sum is σ = 297193881600. Its totient is φ = 159143100480.

The previous prime is 221300320229. The next prime is 221300320303. The reversal of 221300320241 is 142023003122.

It is not a de Polignac number, because 221300320241 - 2⁶ = 221300320177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221300322241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5263340 + ... + 5305218.

It is an arithmetic number, because the mean of its divisors is an integer number (9287308800).

Almost surely, 2^221300320241 is an apocalyptic number.

It is an amenable number.

221300320241 is a deficient number, since it is larger than the sum of its proper divisors (75893561359).

221300320241 is a wasteful number, since it uses less digits than its factorization.

221300320241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47189.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 221300320241 its reverse (142023003122), we get a palindrome (363323323363).

The spelling of 221300320241 in words is "two hundred twenty-one billion, three hundred million, three hundred twenty thousand, two hundred forty-one".