12351422234 has 8 divisors (see below), whose sum is σ = 19332660960. Its totient is φ = 5907201916.

The previous prime is 12351422197. The next prime is 12351422327. The reversal of 12351422234 is 43222415321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12351422197 and 12351422206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134254544 + ... + 134254635.

It is an arithmetic number, because the mean of its divisors is an integer number (2416582620).

Almost surely, 2^12351422234 is an apocalyptic number.

12351422234 is a deficient number, since it is larger than the sum of its proper divisors (6981238726).

12351422234 is a wasteful number, since it uses less digits than its factorization.

12351422234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268509204.

The product of its digits is 11520, while the sum is 29.

Adding to 12351422234 its reverse (43222415321), we get a palindrome (55573837555).

The spelling of 12351422234 in words is "twelve billion, three hundred fifty-one million, four hundred twenty-two thousand, two hundred thirty-four".