12223333 has 4 divisors (see below), whose sum is σ = 12276940. Its totient is φ = 12169728.

The previous prime is 12223313. The next prime is 12223381. The reversal of 12223333 is 33332221.

It is a happy number.

12223333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11950849 + 272484 = 3457^2 + 522^2 .

It is a cyclic number.

It is not a de Polignac number, because 12223333 - 2¹³ = 12215141 is a prime.

It is a Duffinian number.

12223333 is a modest number, since divided by 3333 gives 1222 as remainder.

It is a plaindrome in base 10 and base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12223333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26460 + ... + 26917.

It is an arithmetic number, because the mean of its divisors is an integer number (3069235).

Almost surely, 2^12223333 is an apocalyptic number.

It is an amenable number.

12223333 is a deficient number, since it is larger than the sum of its proper divisors (53607).

12223333 is an equidigital number, since it uses as much as digits as its factorization.

12223333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53606.

The product of its digits is 648, while the sum is 19.

The square root of 12223333 is about 3496.1883530496. The cubic root of 12223333 is about 230.3544189204.

Adding to 12223333 its reverse (33332221), we get a palindrome (45555554).

The spelling of 12223333 in words is "twelve million, two hundred twenty-three thousand, three hundred thirty-three".