12223221033 has 4 divisors (see below), whose sum is σ = 16297628048. Its totient is φ = 8148814020.

The previous prime is 12223221013. The next prime is 12223221041. The reversal of 12223221033 is 33012232221.

It is a happy number.

12223221033 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12223221033 - 2⁵ = 12223221001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12223221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037203503 + ... + 2037203508.

It is an arithmetic number, because the mean of its divisors is an integer number (4074407012).

Almost surely, 2^12223221033 is an apocalyptic number.

It is an amenable number.

12223221033 is a deficient number, since it is larger than the sum of its proper divisors (4074407015).

12223221033 is an equidigital number, since it uses as much as digits as its factorization.

12223221033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074407014.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12223221033 its reverse (33012232221), we get a palindrome (45235453254).

The spelling of 12223221033 in words is "twelve billion, two hundred twenty-three million, two hundred twenty-one thousand, thirty-three".