12023422134 has 8 divisors (see below), whose sum is σ = 24046844280. Its totient is φ = 4007807376.

The previous prime is 12023422111. The next prime is 12023422153. The reversal of 12023422134 is 43122432021.

It is a happy number.

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

12023422134 is an admirable number.

It is a super-2 number, since 2×12023422134² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001951839 + ... + 1001951850.

It is an arithmetic number, because the mean of its divisors is an integer number (3005855535).

Almost surely, 2^12023422134 is an apocalyptic number.

12023422134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12023422134 is a wasteful number, since it uses less digits than its factorization.

12023422134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003903694.

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

Adding to 12023422134 its reverse (43122432021), we get a palindrome (55145854155).

The spelling of 12023422134 in words is "twelve billion, twenty-three million, four hundred twenty-two thousand, one hundred thirty-four".