221113327 has 2 divisors, whose sum is σ = 221113328. Its totient is φ = 221113326.

The previous prime is 221113303. The next prime is 221113331. The reversal of 221113327 is 723311122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221113327 - 2¹¹ = 221111279 is a prime.

It is a super-2 number, since 2×221113327² = 97782206754017858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221113298 and 221113307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221113397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110556663 + 110556664.

It is an arithmetic number, because the mean of its divisors is an integer number (110556664).

Almost surely, 2^221113327 is an apocalyptic number.

221113327 is a deficient number, since it is larger than the sum of its proper divisors (1).

221113327 is an equidigital number, since it uses as much as digits as its factorization.

221113327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 22.

The square root of 221113327 is about 14869.8798582907. The cubic root of 221113327 is about 604.6976856295.

Adding to 221113327 its reverse (723311122), we get a palindrome (944424449).

The spelling of 221113327 in words is "two hundred twenty-one million, one hundred thirteen thousand, three hundred twenty-seven".