11103003255 has 32 divisors (see below), whose sum is σ = 18236252160. Its totient is φ = 5766508800.

The previous prime is 11103003239. The next prime is 11103003257. The reversal of 11103003255 is 55230030111.

It is not a de Polignac number, because 11103003255 - 2⁴ = 11103003239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103003257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22330 + ... + 150680.

It is an arithmetic number, because the mean of its divisors is an integer number (569882880).

Almost surely, 2^11103003255 is an apocalyptic number.

11103003255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11103003255 is a deficient number, since it is larger than the sum of its proper divisors (7133248905).

11103003255 is a wasteful number, since it uses less digits than its factorization.

11103003255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128511.

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 11103003255 its reverse (55230030111), we get a palindrome (66333033366).

The spelling of 11103003255 in words is "eleven billion, one hundred three million, three thousand, two hundred fifty-five".