12332021434 has 4 divisors (see below), whose sum is σ = 18498032154. Its totient is φ = 6166010716.

The previous prime is 12332021417. The next prime is 12332021447. The reversal of 12332021434 is 43412023321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12331436209 + 585225 = 111047^2 + 765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12332021399 and 12332021408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3083005357 + ... + 3083005360.

Almost surely, 2^12332021434 is an apocalyptic number.

12332021434 is a deficient number, since it is larger than the sum of its proper divisors (6166010720).

12332021434 is an equidigital number, since it uses as much as digits as its factorization.

12332021434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166010719.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12332021434 its reverse (43412023321), we get a palindrome (55744044755).

The spelling of 12332021434 in words is "twelve billion, three hundred thirty-two million, twenty-one thousand, four hundred thirty-four".