11114333221 has 2 divisors, whose sum is σ = 11114333222. Its totient is φ = 11114333220.

The previous prime is 11114333189. The next prime is 11114333239. The reversal of 11114333221 is 12233341111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6542544996 + 4571788225 = 80886^2 + 67615^2 .

It is an emirp because it is prime and its reverse (12233341111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11114333221 - 2⁵ = 11114333189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11114333192 and 11114333201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11114333291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557166610 + 5557166611.

It is an arithmetic number, because the mean of its divisors is an integer number (5557166611).

Almost surely, 2^11114333221 is an apocalyptic number.

It is an amenable number.

11114333221 is a deficient number, since it is larger than the sum of its proper divisors (1).

11114333221 is an equidigital number, since it uses as much as digits as its factorization.

11114333221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

Adding to 11114333221 its reverse (12233341111), we get a palindrome (23347674332).

The spelling of 11114333221 in words is "eleven billion, one hundred fourteen million, three hundred thirty-three thousand, two hundred twenty-one".