12243224234 has 32 divisors (see below), whose sum is σ = 19339989840. Its totient is φ = 5804467200.

The previous prime is 12243224183. The next prime is 12243224281. The reversal of 12243224234 is 43242234221.

It can be written as a sum of positive squares in 8 ways, for example, as 6723180025 + 5520044209 = 81995^2 + 74297^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 12243224197 and 12243224206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2590994 + ... + 2595714.

Almost surely, 2^12243224234 is an apocalyptic number.

12243224234 is a deficient number, since it is larger than the sum of its proper divisors (7096765606).

12243224234 is a wasteful number, since it uses less digits than its factorization.

12243224234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5546.

The product of its digits is 18432, while the sum is 29.

Adding to 12243224234 its reverse (43242234221), we get a palindrome (55485458455).

The spelling of 12243224234 in words is "twelve billion, two hundred forty-three million, two hundred twenty-four thousand, two hundred thirty-four".