20116607099 has 4 divisors (see below), whose sum is σ = 20544620064. Its totient is φ = 19688594136.

The previous prime is 20116607083. The next prime is 20116607111. The reversal of 20116607099 is 99070661102.

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 20116607099 - 2⁴ = 20116607083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116607009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214006412 + ... + 214006505.

It is an arithmetic number, because the mean of its divisors is an integer number (5136155016).

Almost surely, 2^20116607099 is an apocalyptic number.

20116607099 is a deficient number, since it is larger than the sum of its proper divisors (428012965).

20116607099 is an equidigital number, since it uses as much as digits as its factorization.

20116607099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428012964.

The product of its (nonzero) digits is 40824, while the sum is 41.

The spelling of 20116607099 in words is "twenty billion, one hundred sixteen million, six hundred seven thousand, ninety-nine".