122505341438 has 8 divisors (see below), whose sum is σ = 188724445032. Its totient is φ = 59597193096.

The previous prime is 122505341369. The next prime is 122505341477. The reversal of 122505341438 is 834143505221.

122505341438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

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, 827738720 + ... + 827738867.

It is an arithmetic number, because the mean of its divisors is an integer number (23590555629).

Almost surely, 2^122505341438 is an apocalyptic number.

122505341438 is a deficient number, since it is larger than the sum of its proper divisors (66219103594).

122505341438 is a wasteful number, since it uses less digits than its factorization.

122505341438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655477626.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 122505341438 its reverse (834143505221), we get a palindrome (956648846659).

The spelling of 122505341438 in words is "one hundred twenty-two billion, five hundred five million, three hundred forty-one thousand, four hundred thirty-eight".