22333232213 has 2 divisors, whose sum is σ = 22333232214. Its totient is φ = 22333232212.

The previous prime is 22333232209. The next prime is 22333232219. The reversal of 22333232213 is 31223233322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17825721169 + 4507511044 = 133513^2 + 67138^2 .

It is a cyclic number.

It is not a de Polignac number, because 22333232213 - 2² = 22333232209 is a prime.

It is a super-2 number, since 2×22333232213² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22333232219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11166616106 + 11166616107.

It is an arithmetic number, because the mean of its divisors is an integer number (11166616107).

Almost surely, 2^22333232213 is an apocalyptic number.

It is an amenable number.

22333232213 is a deficient number, since it is larger than the sum of its proper divisors (1).

22333232213 is an equidigital number, since it uses as much as digits as its factorization.

22333232213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 26.

Adding to 22333232213 its reverse (31223233322), we get a palindrome (53556465535).

The spelling of 22333232213 in words is "twenty-two billion, three hundred thirty-three million, two hundred thirty-two thousand, two hundred thirteen".