123134143431244 has 48 divisors (see below), whose sum is σ = 235136708503200. Its totient is φ = 55955201932800.

The previous prime is 123134143431209. The next prime is 123134143431251. The reversal of 123134143431244 is 442134341431321.

It is a junction number, because it is equal to n+sod(n) for n = 123134143431197 and 123134143431206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3625734424 + ... + 3625768384.

It is an arithmetic number, because the mean of its divisors is an integer number (4898681427150).

Almost surely, 2^{123134143431244} is an apocalyptic number.

It is an amenable number.

123134143431244 is a deficient number, since it is larger than the sum of its proper divisors (112002565071956).

123134143431244 is a wasteful number, since it uses less digits than its factorization.

123134143431244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53434 (or 53432 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

Adding to 123134143431244 its reverse (442134341431321), we get a palindrome (565268484862565).

The spelling of 123134143431244 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 forty-four".