12134203023 has 4 divisors (see below), whose sum is σ = 16178937368. Its totient is φ = 8089468680.

The previous prime is 12134203013. The next prime is 12134203043. The reversal of 12134203023 is 32030243121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12134203023 - 2⁹ = 12134202511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134203013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022367168 + ... + 2022367173.

It is an arithmetic number, because the mean of its divisors is an integer number (4044734342).

Almost surely, 2^12134203023 is an apocalyptic number.

12134203023 is a deficient number, since it is larger than the sum of its proper divisors (4044734345).

12134203023 is an equidigital number, since it uses as much as digits as its factorization.

12134203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044734344.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12134203023 its reverse (32030243121), we get a palindrome (44164446144).

The spelling of 12134203023 in words is "twelve billion, one hundred thirty-four million, two hundred three thousand, twenty-three".