221134320103 has 2 divisors, whose sum is σ = 221134320104. Its totient is φ = 221134320102.

The previous prime is 221134320067. The next prime is 221134320109. The reversal of 221134320103 is 301023431122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221134320103 - 2⁹ = 221134319591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221134320109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110567160051 + 110567160052.

It is an arithmetic number, because the mean of its divisors is an integer number (110567160052).

Almost surely, 2^221134320103 is an apocalyptic number.

221134320103 is a deficient number, since it is larger than the sum of its proper divisors (1).

221134320103 is an equidigital number, since it uses as much as digits as its factorization.

221134320103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 221134320103 its reverse (301023431122), we get a palindrome (522157751225).

The spelling of 221134320103 in words is "two hundred twenty-one billion, one hundred thirty-four million, three hundred twenty thousand, one hundred three".