505122321505011 has 16 divisors (see below), whose sum is σ = 810221267577600. Its totient is φ = 273449677807008.

The previous prime is 505122321504961. The next prime is 505122321505031. The reversal of 505122321505011 is 110505123221505.

It is not a de Polignac number, because 505122321505011 - 2⁶ = 505122321504947 is a prime.

It is a super-2 number, since 2×505122321505011² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505122321505031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632985364896 + ... + 632985365693.

It is an arithmetic number, because the mean of its divisors is an integer number (50638829223600).

Almost surely, 2^{505122321505011} is an apocalyptic number.

505122321505011 is a deficient number, since it is larger than the sum of its proper divisors (305098946072589).

505122321505011 is a wasteful number, since it uses less digits than its factorization.

505122321505011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265970730618.

The product of its (nonzero) digits is 15000, while the sum is 33.

Adding to 505122321505011 its reverse (110505123221505), we get a palindrome (615627444726516).

The spelling of 505122321505011 in words is "five hundred five trillion, one hundred twenty-two billion, three hundred twenty-one million, five hundred five thousand, eleven".