12532224226 has 8 divisors (see below), whose sum is σ = 18811952604. Its totient is φ = 6261573360.

The previous prime is 12532224223. The next prime is 12532224247. The reversal of 12532224226 is 62242223521.

It can be written as a sum of positive squares in 2 ways, for example, as 11502777001 + 1029447225 = 107251^2 + 32085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12532224223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265925 + ... + 2271448.

Almost surely, 2^12532224226 is an apocalyptic number.

12532224226 is a deficient number, since it is larger than the sum of its proper divisors (6279728378).

12532224226 is a wasteful number, since it uses less digits than its factorization.

12532224226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4538756.

The product of its digits is 23040, while the sum is 31.

Adding to 12532224226 its reverse (62242223521), we get a palindrome (74774447747).

The spelling of 12532224226 in words is "twelve billion, five hundred thirty-two million, two hundred twenty-four thousand, two hundred twenty-six".