12213606434 has 8 divisors (see below), whose sum is σ = 18386549148. Its totient is φ = 6084756720.

The previous prime is 12213606341. The next prime is 12213606473. The reversal of 12213606434 is 43460631221.

It can be written as a sum of positive squares in 2 ways, for example, as 12213565225 + 41209 = 110515^2 + 203^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12213606434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11022557 + ... + 11023664.

Almost surely, 2^12213606434 is an apocalyptic number.

12213606434 is a deficient number, since it is larger than the sum of its proper divisors (6172942714).

12213606434 is a wasteful number, since it uses less digits than its factorization.

12213606434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22046500.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 12213606434 in words is "twelve billion, two hundred thirteen million, six hundred six thousand, four hundred thirty-four".