1105112205 has 24 divisors (see below), whose sum is σ = 1934501400. Its totient is φ = 583555200.

The previous prime is 1105112191. The next prime is 1105112207. The reversal of 1105112205 is 5022115011.

1105112205 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 769563081 + 335549124 = 27741^2 + 18318^2 .

It is not a de Polignac number, because 1105112205 - 2²⁰ = 1104063629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105112207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117030 + ... + 126119.

It is an arithmetic number, because the mean of its divisors is an integer number (80604225).

Almost surely, 2^1105112205 is an apocalyptic number.

1105112205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105112205 is a deficient number, since it is larger than the sum of its proper divisors (829389195).

1105112205 is a wasteful number, since it uses less digits than its factorization.

1105112205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243261 (or 243258 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 1105112205 is about 33243.2279569840. The cubic root of 1105112205 is about 1033.8768043585.

Adding to 1105112205 its reverse (5022115011), we get a palindrome (6127227216).

The spelling of 1105112205 in words is "one billion, one hundred five million, one hundred twelve thousand, two hundred five".