12234112405 has 16 divisors (see below), whose sum is σ = 15190600320. Its totient is φ = 9447665472.

The previous prime is 12234112391. The next prime is 12234112411. The reversal of 12234112405 is 50421143221.

It is not a de Polignac number, because 12234112405 - 2¹⁹ = 12233588117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12234112405.

It is a congruent number.

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, 1012912 + ... + 1024918.

It is an arithmetic number, because the mean of its divisors is an integer number (949412520).

Almost surely, 2^12234112405 is an apocalyptic number.

It is an amenable number.

12234112405 is a deficient number, since it is larger than the sum of its proper divisors (2956487915).

12234112405 is a wasteful number, since it uses less digits than its factorization.

12234112405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19068.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 12234112405 its reverse (50421143221), we get a palindrome (62655255626).

The spelling of 12234112405 in words is "twelve billion, two hundred thirty-four million, one hundred twelve thousand, four hundred five".