1100100550 has 12 divisors (see below), whose sum is σ = 2046187116. Its totient is φ = 440040200.

The previous prime is 1100100541. The next prime is 1100100553. The reversal of 1100100550 is 550010011.

It is a super-2 number, since 2×1100100550² = 2420442440220605000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100100550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100100553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11000956 + ... + 11001055.

It is an arithmetic number, because the mean of its divisors is an integer number (170515593).

Almost surely, 2^1100100550 is an apocalyptic number.

1100100550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100100550 is a deficient number, since it is larger than the sum of its proper divisors (946086566).

1100100550 is a wasteful number, since it uses less digits than its factorization.

1100100550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22002023 (or 22002018 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 13.

The square root of 1100100550 is about 33167.7637171999. The cubic root of 1100100550 is about 1032.3115677604.

Adding to 1100100550 its reverse (550010011), we get a palindrome (1650110561).

The spelling of 1100100550 in words is "one billion, one hundred million, one hundred thousand, five hundred fifty".