11299999999 has 4 divisors (see below), whose sum is σ = 11664516160. Its totient is φ = 10935483840.

The previous prime is 11299999993. The next prime is 11300000009. The reversal of 11299999999 is 99999999211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11299999999 - 2⁵ = 11299999967 is a prime.

It is a Duffinian number.

11299999999 is a modest number, since divided by 999999 gives 11299 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11299999993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182258034 + ... + 182258095.

It is an arithmetic number, because the mean of its divisors is an integer number (2916129040).

Almost surely, 2^11299999999 is an apocalyptic number.

11299999999 is a deficient number, since it is larger than the sum of its proper divisors (364516161).

11299999999 is an equidigital number, since it uses as much as digits as its factorization.

11299999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364516160.

The product of its digits is 86093442, while the sum is 76.

The spelling of 11299999999 in words is "eleven billion, two hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".