221232322183 has 2 divisors, whose sum is σ = 221232322184. Its totient is φ = 221232322182.

The previous prime is 221232322141. The next prime is 221232322229. The reversal of 221232322183 is 381223232122.

221232322183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221232322183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221232322783) 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 as a sum of consecutive naturals, namely, 110616161091 + 110616161092.

It is an arithmetic number, because the mean of its divisors is an integer number (110616161092).

Almost surely, 2^221232322183 is an apocalyptic number.

221232322183 is a deficient number, since it is larger than the sum of its proper divisors (1).

221232322183 is an equidigital number, since it uses as much as digits as its factorization.

221232322183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The spelling of 221232322183 in words is "two hundred twenty-one billion, two hundred thirty-two million, three hundred twenty-two thousand, one hundred eighty-three".