12134234312 has 16 divisors (see below), whose sum is σ = 22752970800. Its totient is φ = 6066775440.

The previous prime is 12134234311. The next prime is 12134234341. The reversal of 12134234312 is 21343243121.

It is a super-2 number, since 2×12134234312² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12134234311) 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, 171239 + ... + 231497.

It is an arithmetic number, because the mean of its divisors is an integer number (1422060675).

Almost surely, 2^12134234312 is an apocalyptic number.

It is an amenable number.

12134234312 is a deficient number, since it is larger than the sum of its proper divisors (10618736488).

12134234312 is a wasteful number, since it uses less digits than its factorization.

12134234312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85436 (or 85432 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 12134234312 its reverse (21343243121), we get a palindrome (33477477433).

The spelling of 12134234312 in words is "twelve billion, one hundred thirty-four million, two hundred thirty-four thousand, three hundred twelve".