221404141411 has 8 divisors (see below), whose sum is σ = 226370985984. Its totient is φ = 216447968520.

The previous prime is 221404141373. The next prime is 221404141421. The reversal of 221404141411 is 114141404122.

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 221404141411 - 2¹³ = 221404133219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221404141421) 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, 2625955 + ... + 2708956.

It is an arithmetic number, because the mean of its divisors is an integer number (28296373248).

Almost surely, 2^221404141411 is an apocalyptic number.

221404141411 is a deficient number, since it is larger than the sum of its proper divisors (4966844573).

221404141411 is an equidigital number, since it uses as much as digits as its factorization.

221404141411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5335841.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 221404141411 its reverse (114141404122), we get a palindrome (335545545533).

The spelling of 221404141411 in words is "two hundred twenty-one billion, four hundred four million, one hundred forty-one thousand, four hundred eleven".