12225423633 has 8 divisors (see below), whose sum is σ = 16331734368. Its totient is φ = 8134697664.

The previous prime is 12225423589. The next prime is 12225423643. The reversal of 12225423633 is 33632452221.

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

It is not a de Polignac number, because 12225423633 - 2¹⁶ = 12225358097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12225423594 and 12225423603.

It is not an unprimeable number, because it can be changed into a prime (12225423643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3894360 + ... + 3897497.

It is an arithmetic number, because the mean of its divisors is an integer number (2041466796).

Almost surely, 2^12225423633 is an apocalyptic number.

It is an amenable number.

12225423633 is a deficient number, since it is larger than the sum of its proper divisors (4106310735).

12225423633 is an equidigital number, since it uses as much as digits as its factorization.

12225423633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7792383.

The product of its digits is 51840, while the sum is 33.

Adding to 12225423633 its reverse (33632452221), we get a palindrome (45857875854).

The spelling of 12225423633 in words is "twelve billion, two hundred twenty-five million, four hundred twenty-three thousand, six hundred thirty-three".