122404012515055 has 8 divisors (see below), whose sum is σ = 146924805460752. Its totient is φ = 97896549716928.

The previous prime is 122404012515041. The next prime is 122404012515089. The reversal of 122404012515055 is 550515210404221.

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

It is a cyclic number.

It is not a de Polignac number, because 122404012515055 - 2⁹ = 122404012514543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3332516689 + ... + 3332553418.

It is an arithmetic number, because the mean of its divisors is an integer number (18365600682594).

Almost surely, 2^{122404012515055} is an apocalyptic number.

122404012515055 is a deficient number, since it is larger than the sum of its proper divisors (24520792945697).

122404012515055 is an equidigital number, since it uses as much as digits as its factorization.

122404012515055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665073785.

The product of its (nonzero) digits is 80000, while the sum is 37.

Adding to 122404012515055 its reverse (550515210404221), we get a palindrome (672919222919276).

The spelling of 122404012515055 in words is "one hundred twenty-two trillion, four hundred four billion, twelve million, five hundred fifteen thousand, fifty-five".