11110100550 has 48 divisors (see below), whose sum is σ = 28751016960. Its totient is φ = 2833879840.

The previous prime is 11110100503. The next prime is 11110100563. The reversal of 11110100550 is 5500101111.

11110100550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11110100550² (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 1606710 + ... + 1613609.

It is an arithmetic number, because the mean of its divisors is an integer number (598979520).

Almost surely, 2^11110100550 is an apocalyptic number.

11110100550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11110100550 is an abundant number, since it is smaller than the sum of its proper divisors (17640916410).

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

11110100550 is a wasteful number, since it uses less digits than its factorization.

11110100550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220357 (or 3220352 counting only the distinct ones).

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

Adding to 11110100550 its reverse (5500101111), we get a palindrome (16610201661).

The spelling of 11110100550 in words is "eleven billion, one hundred ten million, one hundred thousand, five hundred fifty".