221244131414 has 8 divisors (see below), whose sum is σ = 337306626768. Its totient is φ = 108808589160.

The previous prime is 221244131393. The next prime is 221244131483. The reversal of 221244131414 is 414131442122.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906738122 + ... + 906738365.

It is an arithmetic number, because the mean of its divisors is an integer number (42163328346).

Almost surely, 2^221244131414 is an apocalyptic number.

221244131414 is a deficient number, since it is larger than the sum of its proper divisors (116062495354).

221244131414 is a wasteful number, since it uses less digits than its factorization.

221244131414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813476550.

The product of its digits is 6144, while the sum is 29.

Adding to 221244131414 its reverse (414131442122), we get a palindrome (635375573536).

The spelling of 221244131414 in words is "two hundred twenty-one billion, two hundred forty-four million, one hundred thirty-one thousand, four hundred fourteen".