11201103555 has 16 divisors (see below), whose sum is σ = 17953276320. Its totient is φ = 5963418368.

The previous prime is 11201103547. The next prime is 11201103593. The reversal of 11201103555 is 55530110211.

11201103555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11201103555 - 2³ = 11201103547 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647652 + ... + 664721.

It is an arithmetic number, because the mean of its divisors is an integer number (1122079770).

Almost surely, 2^11201103555 is an apocalyptic number.

11201103555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11201103555 is a deficient number, since it is larger than the sum of its proper divisors (6752172765).

11201103555 is a wasteful number, since it uses less digits than its factorization.

11201103555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312950.

The product of its (nonzero) digits is 750, while the sum is 24.

Adding to 11201103555 its reverse (55530110211), we get a palindrome (66731213766).

The spelling of 11201103555 in words is "eleven billion, two hundred one million, one hundred three thousand, five hundred fifty-five".