12134402223 has 16 divisors (see below), whose sum is σ = 16316660736. Its totient is φ = 8021013440.

The previous prime is 12134402177. The next prime is 12134402233. The reversal of 12134402223 is 32220443121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12134402223 - 2¹⁰ = 12134401199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12134402193 and 12134402202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134402233) 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, 337588 + ... + 371798.

It is an arithmetic number, because the mean of its divisors is an integer number (1019791296).

Almost surely, 2^12134402223 is an apocalyptic number.

12134402223 is a deficient number, since it is larger than the sum of its proper divisors (4182258513).

12134402223 is a wasteful number, since it uses less digits than its factorization.

12134402223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35214.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12134402223 its reverse (32220443121), we get a palindrome (44354845344).

The spelling of 12134402223 in words is "twelve billion, one hundred thirty-four million, four hundred two thousand, two hundred twenty-three".