12344020234 has 32 divisors (see below), whose sum is σ = 23318951040. Its totient is φ = 4769779392.

The previous prime is 12344020181. The next prime is 12344020237. The reversal of 12344020234 is 43202044321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12344020199 and 12344020208.

It is not an unprimeable number, because it can be changed into a prime (12344020237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780829 + ... + 796480.

It is an arithmetic number, because the mean of its divisors is an integer number (728717220).

Almost surely, 2^12344020234 is an apocalyptic number.

12344020234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12344020234 is a deficient number, since it is larger than the sum of its proper divisors (10974930806).

12344020234 is a wasteful number, since it uses less digits than its factorization.

12344020234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577374.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12344020234 its reverse (43202044321), we get a palindrome (55546064555).

The spelling of 12344020234 in words is "twelve billion, three hundred forty-four million, twenty thousand, two hundred thirty-four".