11001111099 has 32 divisors (see below), whose sum is σ = 16816360704. Its totient is φ = 6336247680.

The previous prime is 11001111083. The next prime is 11001111101. The reversal of 11001111099 is 99011110011.

It is not a de Polignac number, because 11001111099 - 2⁴ = 11001111083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11001111299) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52264 + ... + 157269.

It is an arithmetic number, because the mean of its divisors is an integer number (525511272).

Almost surely, 2^11001111099 is an apocalyptic number.

11001111099 is a deficient number, since it is larger than the sum of its proper divisors (5815249605).

11001111099 is a wasteful number, since it uses less digits than its factorization.

11001111099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209627.

The product of its (nonzero) digits is 81, while the sum is 24.

The spelling of 11001111099 in words is "eleven billion, one million, one hundred eleven thousand, ninety-nine".