221114434111 has 24 divisors (see below), whose sum is σ = 236800512000. Its totient is φ = 206243550240.

The previous prime is 221114434097. The next prime is 221114434171. The reversal of 221114434111 is 111434411122.

It is not a de Polignac number, because 221114434111 - 2³³ = 212524499519 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 (221114434171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15609450 + ... + 15623608.

It is an arithmetic number, because the mean of its divisors is an integer number (9866688000).

Almost surely, 2^221114434111 is an apocalyptic number.

221114434111 is a deficient number, since it is larger than the sum of its proper divisors (15686077889).

221114434111 is a wasteful number, since it uses less digits than its factorization.

221114434111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14847 (or 14818 counting only the distinct ones).

The product of its digits is 768, while the sum is 25.

Adding to 221114434111 its reverse (111434411122), we get a palindrome (332548845233).

The spelling of 221114434111 in words is "two hundred twenty-one billion, one hundred fourteen million, four hundred thirty-four thousand, one hundred eleven".