110011105500155 has 32 divisors (see below), whose sum is σ = 138463282134144. Its totient is φ = 83748440022016.

The previous prime is 110011105500139. The next prime is 110011105500229. The reversal of 110011105500155 is 551005501110011.

It is a cyclic number.

It is not a de Polignac number, because 110011105500155 - 2⁴ = 110011105500139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 295166999 + ... + 295539471.

It is an arithmetic number, because the mean of its divisors is an integer number (4326977566692).

Almost surely, 2^{110011105500155} is an apocalyptic number.

110011105500155 is a deficient number, since it is larger than the sum of its proper divisors (28452176633989).

110011105500155 is a wasteful number, since it uses less digits than its factorization.

110011105500155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385735.

The product of its (nonzero) digits is 625, while the sum is 26.

Adding to 110011105500155 its reverse (551005501110011), we get a palindrome (661016606610166).

The spelling of 110011105500155 in words is "one hundred ten trillion, eleven billion, one hundred five million, five hundred thousand, one hundred fifty-five".