12204305223 has 32 divisors (see below), whose sum is σ = 17905950720. Its totient is φ = 7332447840.

The previous prime is 12204305209. The next prime is 12204305237. The reversal of 12204305223 is 32250340221.

It is an interprime number because it is at equal distance from previous prime (12204305209) and next prime (12204305237).

It is not a de Polignac number, because 12204305223 - 2³² = 7909337927 is a prime.

It is a super-2 number, since 2×12204305223² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12204305193 and 12204305202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204305263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3957040 + ... + 3960122.

It is an arithmetic number, because the mean of its divisors is an integer number (559560960).

Almost surely, 2^12204305223 is an apocalyptic number.

12204305223 is a deficient number, since it is larger than the sum of its proper divisors (5701645497).

12204305223 is a wasteful number, since it uses less digits than its factorization.

12204305223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 12204305223 its reverse (32250340221), we get a palindrome (44454645444).

The spelling of 12204305223 in words is "twelve billion, two hundred four million, three hundred five thousand, two hundred twenty-three".