123044120105342 has 8 divisors (see below), whose sum is σ = 187094483996016. Its totient is φ = 60679292106672.

The previous prime is 123044120105321. The next prime is 123044120105411. The reversal of 123044120105342 is 243501021440321.

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

It is a junction number, because it is equal to n+sod(n) for n = 123044120105299 and 123044120105308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421383972818 + ... + 421383973109.

It is an arithmetic number, because the mean of its divisors is an integer number (23386810499502).

Almost surely, 2^{123044120105342} is an apocalyptic number.

123044120105342 is a deficient number, since it is larger than the sum of its proper divisors (64050363890674).

123044120105342 is an equidigital number, since it uses as much as digits as its factorization.

123044120105342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842767946002.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 123044120105342 its reverse (243501021440321), we get a palindrome (366545141545663).

The spelling of 123044120105342 in words is "one hundred twenty-three trillion, forty-four billion, one hundred twenty million, one hundred five thousand, three hundred forty-two".