123122111342 has 8 divisors (see below), whose sum is σ = 184693731600. Its totient is φ = 61557534144.

The previous prime is 123122111327. The next prime is 123122111423. The reversal of 123122111342 is 243111221321.

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

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, 1716842 + ... + 1787117.

It is an arithmetic number, because the mean of its divisors is an integer number (23086716450).

Almost surely, 2^123122111342 is an apocalyptic number.

123122111342 is a deficient number, since it is larger than the sum of its proper divisors (61571620258).

123122111342 is a wasteful number, since it uses less digits than its factorization.

123122111342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521530.

The product of its digits is 576, while the sum is 23.

Adding to 123122111342 its reverse (243111221321), we get a palindrome (366233332663).

The spelling of 123122111342 in words is "one hundred twenty-three billion, one hundred twenty-two million, one hundred eleven thousand, three hundred forty-two".