12132423223434 has 12 divisors (see below), whose sum is σ = 26286916984146. Its totient is φ = 4044141074472.

The previous prime is 12132423223409. The next prime is 12132423223439. The reversal of 12132423223434 is 43432232423121.

12132423223434 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 2 + 423 + 223 + 4 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9370927072809 + 2761496150625 = 3061197^2 + 1661775^2 .

It is not an unprimeable number, because it can be changed into a prime (12132423223439) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 337011756189 + ... + 337011756224.

Almost surely, 2^{12132423223434} is an apocalyptic number.

12132423223434 is an abundant number, since it is smaller than the sum of its proper divisors (14154493760712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12132423223434 is a wasteful number, since it uses less digits than its factorization.

12132423223434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674023512421 (or 674023512418 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

Adding to 12132423223434 its reverse (43432232423121), we get a palindrome (55564655646555).

The spelling of 12132423223434 in words is "twelve trillion, one hundred thirty-two billion, four hundred twenty-three million, two hundred twenty-three thousand, four hundred thirty-four".