123134143431206 has 12 divisors (see below), whose sum is σ = 196205097059988. Its totient is φ = 57945479261472.

The previous prime is 123134143431157. The next prime is 123134143431209. The reversal of 123134143431206 is 602134341431321.

123134143431206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×123134143431206² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123134143431206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123134143431209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106517424536 + ... + 106517425691.

It is an arithmetic number, because the mean of its divisors is an integer number (16350424754999).

Almost surely, 2^{123134143431206} is an apocalyptic number.

123134143431206 is a deficient number, since it is larger than the sum of its proper divisors (73070953628782).

123134143431206 is a wasteful number, since it uses less digits than its factorization.

123134143431206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213034850263 (or 213034850246 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 123134143431206 its reverse (602134341431321), we get a palindrome (725268484862527).

The spelling of 123134143431206 in words is "one hundred twenty-three trillion, one hundred thirty-four billion, one hundred forty-three million, four hundred thirty-one thousand, two hundred six".