2221320130223 has 2 divisors, whose sum is σ = 2221320130224. Its totient is φ = 2221320130222.

The previous prime is 2221320130217. The next prime is 2221320130241. The reversal of 2221320130223 is 3220310231222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2221320130223 - 2¹⁶ = 2221320064687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221320130243) 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, 1110660065111 + 1110660065112.

It is an arithmetic number, because the mean of its divisors is an integer number (1110660065112).

Almost surely, 2^{2221320130223} is an apocalyptic number.

2221320130223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221320130223 is an equidigital number, since it uses as much as digits as its factorization.

2221320130223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2221320130223 its reverse (3220310231222), we get a palindrome (5441630361445).

The spelling of 2221320130223 in words is "two trillion, two hundred twenty-one billion, three hundred twenty million, one hundred thirty thousand, two hundred twenty-three".