221341004131 has 8 divisors (see below), whose sum is σ = 238434260960. Its totient is φ = 204257322432.

The previous prime is 221341004099. The next prime is 221341004201. The reversal of 221341004131 is 131400143122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 221341004131 - 2⁵ = 221341004099 is a prime.

It is a super-2 number, since 2×221341004131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221341005131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2345730 + ... + 2438263.

It is an arithmetic number, because the mean of its divisors is an integer number (29804282620).

Almost surely, 2^221341004131 is an apocalyptic number.

221341004131 is a deficient number, since it is larger than the sum of its proper divisors (17093256829).

221341004131 is a wasteful number, since it uses less digits than its factorization.

221341004131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787565.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 221341004131 its reverse (131400143122), we get a palindrome (352741147253).

The spelling of 221341004131 in words is "two hundred twenty-one billion, three hundred forty-one million, four thousand, one hundred thirty-one".