12243434412234 has 16 divisors (see below), whose sum is σ = 24739310772288. Its totient is φ = 4039071146112.

The previous prime is 12243434412173. The next prime is 12243434412269. The reversal of 12243434412234 is 43221443434221.

It is a junction number, because it is equal to n+sod(n) for n = 12243434412192 and 12243434412201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10518413862 + ... + 10518415025.

It is an arithmetic number, because the mean of its divisors is an integer number (1546206923268).

Almost surely, 2^{12243434412234} is an apocalyptic number.

12243434412234 is an abundant number, since it is smaller than the sum of its proper divisors (12495876360054).

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

12243434412234 is a wasteful number, since it uses less digits than its factorization.

12243434412234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21036828989.

The product of its digits is 442368, while the sum is 39.

Adding to 12243434412234 its reverse (43221443434221), we get a palindrome (55464877846455).

The spelling of 12243434412234 in words is "twelve trillion, two hundred forty-three billion, four hundred thirty-four million, four hundred twelve thousand, two hundred thirty-four".