12222211333 has 4 divisors (see below), whose sum is σ = 12452819148. Its totient is φ = 11991603520.

The previous prime is 12222211321. The next prime is 12222211349. The reversal of 12222211333 is 33311222221.

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 5827490244 + 6394721089 = 76338^2 + 79967^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222211333 - 2⁹ = 12222210821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222211933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115303828 + ... + 115303933.

It is an arithmetic number, because the mean of its divisors is an integer number (3113204787).

Almost surely, 2^12222211333 is an apocalyptic number.

It is an amenable number.

12222211333 is a deficient number, since it is larger than the sum of its proper divisors (230607815).

12222211333 is an equidigital number, since it uses as much as digits as its factorization.

12222211333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230607814.

The product of its digits is 864, while the sum is 22.

Adding to 12222211333 its reverse (33311222221), we get a palindrome (45533433554).

The spelling of 12222211333 in words is "twelve billion, two hundred twenty-two million, two hundred eleven thousand, three hundred thirty-three".