505011100110 has 64 divisors (see below), whose sum is σ = 1322489756160. Its totient is φ = 122401111680.

The previous prime is 505011100093. The next prime is 505011100141. The reversal of 505011100110 is 11001110505.

It is a super-2 number, since 2×505011100110² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 505011100110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1429311 + ... + 1747269.

It is an arithmetic number, because the mean of its divisors is an integer number (20663902440).

Almost surely, 2^505011100110 is an apocalyptic number.

505011100110 is an abundant number, since it is smaller than the sum of its proper divisors (817478656050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505011100110 is a wasteful number, since it uses less digits than its factorization.

505011100110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322793.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 505011100110 its reverse (11001110505), we get a palindrome (516012210615).

The spelling of 505011100110 in words is "five hundred five billion, eleven million, one hundred thousand, one hundred ten".