12234343442 has 16 divisors (see below), whose sum is σ = 18519761472. Its totient is φ = 6061294800.

The previous prime is 12234343441. The next prime is 12234343463. The reversal of 12234343442 is 24434343221.

It is a junction number, because it is equal to n+sod(n) for n = 12234343399 and 12234343408.

It is not an unprimeable number, because it can be changed into a prime (12234343441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68873 + ... + 170915.

It is an arithmetic number, because the mean of its divisors is an integer number (1157485092).

Almost surely, 2^12234343442 is an apocalyptic number.

12234343442 is a deficient number, since it is larger than the sum of its proper divisors (6285418030).

12234343442 is a wasteful number, since it uses less digits than its factorization.

12234343442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102593.

The product of its digits is 55296, while the sum is 32.

Adding to 12234343442 its reverse (24434343221), we get a palindrome (36668686663).

The spelling of 12234343442 in words is "twelve billion, two hundred thirty-four million, three hundred forty-three thousand, four hundred forty-two".