12223033321 has 4 divisors (see below), whose sum is σ = 12226836052. Its totient is φ = 12219230592.

The previous prime is 12223033301. The next prime is 12223033343. The reversal of 12223033321 is 12333032221.

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 5078557696 + 7144475625 = 71264^2 + 84525^2 .

It is a cyclic number.

It is not a de Polignac number, because 12223033321 - 2⁵ = 12223033289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12223033292 and 12223033301.

It is not an unprimeable number, because it can be changed into a prime (12223033301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896540 + ... + 1902973.

It is an arithmetic number, because the mean of its divisors is an integer number (3056709013).

Almost surely, 2^12223033321 is an apocalyptic number.

It is an amenable number.

12223033321 is a deficient number, since it is larger than the sum of its proper divisors (3802731).

12223033321 is an equidigital number, since it uses as much as digits as its factorization.

12223033321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3802730.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12223033321 its reverse (12333032221), we get a palindrome (24556065542).

It can be divided in two parts, 122230 and 33321, that added together give a palindrome (155551).

The spelling of 12223033321 in words is "twelve billion, two hundred twenty-three million, thirty-three thousand, three hundred twenty-one".