221210341113 has 16 divisors (see below), whose sum is σ = 310874656320. Its totient is φ = 139701691584.

The previous prime is 221210341111. The next prime is 221210341133. The reversal of 221210341113 is 311143012122.

It is not a de Polignac number, because 221210341113 - 2¹ = 221210341111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221210341113.

It is not an unprimeable number, because it can be changed into a prime (221210341111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23982631 + ... + 23991852.

It is an arithmetic number, because the mean of its divisors is an integer number (19429666020).

Almost surely, 2^221210341113 is an apocalyptic number.

It is an amenable number.

221210341113 is a deficient number, since it is larger than the sum of its proper divisors (89664315207).

221210341113 is a wasteful number, since it uses less digits than its factorization.

221210341113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47974568.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 221210341113 its reverse (311143012122), we get a palindrome (532353353235).

The spelling of 221210341113 in words is "two hundred twenty-one billion, two hundred ten million, three hundred forty-one thousand, one hundred thirteen".