2221232333 has 2 divisors, whose sum is σ = 2221232334. Its totient is φ = 2221232332.

The previous prime is 2221232323. The next prime is 2221232353. The reversal of 2221232333 is 3332321222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2072343529 + 148888804 = 45523^2 + 12202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221232333 - 2⁸ = 2221232077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221232299 and 2221232308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221232303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110616166 + 1110616167.

It is an arithmetic number, because the mean of its divisors is an integer number (1110616167).

Almost surely, 2^2221232333 is an apocalyptic number.

It is an amenable number.

2221232333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221232333 is an equidigital number, since it uses as much as digits as its factorization.

2221232333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 23.

The square root of 2221232333 is about 47129.9515488824. The cubic root of 2221232333 is about 1304.7620873475.

Adding to 2221232333 its reverse (3332321222), we get a palindrome (5553553555).

Subtracting 2221232333 from its reverse (3332321222), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 22212 and 32333, that added together give a palindrome (54545).

The spelling of 2221232333 in words is "two billion, two hundred twenty-one million, two hundred thirty-two thousand, three hundred thirty-three".