12134215423231 has 8 divisors (see below), whose sum is σ = 13239942566400. Its totient is φ = 11028924388440.

The previous prime is 12134215423219. The next prime is 12134215423259. The reversal of 12134215423231 is 13232451243121.

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

It is a cyclic number.

It is not a de Polignac number, because 12134215423231 - 2⁷ = 12134215423103 is a prime.

It is a super-2 number, since 2×12134215423231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134215423261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108968911 + ... + 109080208.

It is an arithmetic number, because the mean of its divisors is an integer number (1654992820800).

Almost surely, 2^{12134215423231} is an apocalyptic number.

12134215423231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12134215423231 is a deficient number, since it is larger than the sum of its proper divisors (1105727143169).

12134215423231 is a wasteful number, since it uses less digits than its factorization.

12134215423231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218054189.

The product of its digits is 34560, while the sum is 34.

Adding to 12134215423231 its reverse (13232451243121), we get a palindrome (25366666666352).

The spelling of 12134215423231 in words is "twelve trillion, one hundred thirty-four billion, two hundred fifteen million, four hundred twenty-three thousand, two hundred thirty-one".