11001011105 has 16 divisors (see below), whose sum is σ = 15094024704. Its totient is φ = 7540088640.

The previous prime is 11001011101. The next prime is 11001011171. The reversal of 11001011105 is 50111010011.

It is a happy number.

It is not a de Polignac number, because 11001011105 - 2² = 11001011101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001011101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6440 + ... + 148470.

It is an arithmetic number, because the mean of its divisors is an integer number (943376544).

Almost surely, 2^11001011105 is an apocalyptic number.

It is an amenable number.

11001011105 is a deficient number, since it is larger than the sum of its proper divisors (4093013599).

11001011105 is a wasteful number, since it uses less digits than its factorization.

11001011105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144256.

The product of its (nonzero) digits is 5, while the sum is 11.

Adding to 11001011105 its reverse (50111010011), we get a palindrome (61112021116).

The spelling of 11001011105 in words is "eleven billion, one million, eleven thousand, one hundred five".