221114311 has 12 divisors (see below), whose sum is σ = 243708136. Its totient is φ = 200463120.

The previous prime is 221114303. The next prime is 221114317. The reversal of 221114311 is 113411122.

It is not a de Polignac number, because 221114311 - 2³ = 221114303 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 (221114317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45736 + ... + 50338.

Almost surely, 2^221114311 is an apocalyptic number.

221114311 is a deficient number, since it is larger than the sum of its proper divisors (22593825).

221114311 is a wasteful number, since it uses less digits than its factorization.

221114311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5022 (or 5011 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 221114311 is about 14869.9129452731. The cubic root of 221114311 is about 604.6985826380.

Adding to 221114311 its reverse (113411122), we get a palindrome (334525433).

The spelling of 221114311 in words is "two hundred twenty-one million, one hundred fourteen thousand, three hundred eleven".