221113133341 has 4 divisors (see below), whose sum is σ = 221314696092. Its totient is φ = 220911570592.

The previous prime is 221113133333. The next prime is 221113133369. The reversal of 221113133341 is 143331311122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51179560441 + 169933572900 = 226229^2 + 412230^2 .

It is a cyclic number.

It is not a de Polignac number, because 221113133341 - 2³ = 221113133333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221113133741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100779730 + ... + 100781923.

It is an arithmetic number, because the mean of its divisors is an integer number (55328674023).

Almost surely, 2^221113133341 is an apocalyptic number.

It is an amenable number.

221113133341 is a deficient number, since it is larger than the sum of its proper divisors (201562751).

221113133341 is a wasteful number, since it uses less digits than its factorization.

221113133341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201562750.

The product of its digits is 1296, while the sum is 25.

Adding to 221113133341 its reverse (143331311122), we get a palindrome (364444444463).

The spelling of 221113133341 in words is "two hundred twenty-one billion, one hundred thirteen million, one hundred thirty-three thousand, three hundred forty-one".