221144203341 has 6 divisors (see below), whose sum is σ = 319430515950. Its totient is φ = 147429468888.

The previous prime is 221144203321. The next prime is 221144203351. The reversal of 221144203341 is 143302441122.

221144203341 is a `hidden beast` number, since 2 + 2 + 114 + 4 + 203 + 341 = 666.

221144203341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 199790226441 + 21353976900 = 446979^2 + 146130^2 .

It is not a de Polignac number, because 221144203341 - 2⁶ = 221144203277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221144203321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12285789066 + ... + 12285789083.

It is an arithmetic number, because the mean of its divisors is an integer number (53238419325).

Almost surely, 2^221144203341 is an apocalyptic number.

It is an amenable number.

221144203341 is a deficient number, since it is larger than the sum of its proper divisors (98286312609).

221144203341 is a wasteful number, since it uses less digits than its factorization.

221144203341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571578155 (or 24571578152 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 221144203341 its reverse (143302441122), we get a palindrome (364446644463).

The spelling of 221144203341 in words is "two hundred twenty-one billion, one hundred forty-four million, two hundred three thousand, three hundred forty-one".