122404025255123 has 4 divisors (see below), whose sum is σ = 122591473992768. Its totient is φ = 122216576517480.

The previous prime is 122404025255101. The next prime is 122404025255137. The reversal of 122404025255123 is 321552520404221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122404025255123 - 2⁴⁰ = 121304513627347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122404025255143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93724367843 + ... + 93724369148.

It is an arithmetic number, because the mean of its divisors is an integer number (30647868498192).

Almost surely, 2^{122404025255123} is an apocalyptic number.

122404025255123 is a deficient number, since it is larger than the sum of its proper divisors (187448737645).

122404025255123 is an equidigital number, since it uses as much as digits as its factorization.

122404025255123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187448737644.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 122404025255123 its reverse (321552520404221), we get a palindrome (443956545659344).

The spelling of 122404025255123 in words is "one hundred twenty-two trillion, four hundred four billion, twenty-five million, two hundred fifty-five thousand, one hundred twenty-three".