11099011138 has 16 divisors (see below), whose sum is σ = 17688082680. Its totient is φ = 5213327616.

The previous prime is 11099011129. The next prime is 11099011163. The reversal of 11099011138 is 83111099011.

It can be written as a sum of positive squares in 4 ways, for example, as 8743559049 + 2355452089 = 93507^2 + 48533^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583831 + ... + 2588122.

Almost surely, 2^11099011138 is an apocalyptic number.

11099011138 is a deficient number, since it is larger than the sum of its proper divisors (6589071542).

11099011138 is a wasteful number, since it uses less digits than its factorization.

11099011138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5172021.

The product of its (nonzero) digits is 1944, while the sum is 34.

The spelling of 11099011138 in words is "eleven billion, ninety-nine million, eleven thousand, one hundred thirty-eight".