20800110299 has 2 divisors, whose sum is σ = 20800110300. Its totient is φ = 20800110298.

The previous prime is 20800110281. The next prime is 20800110301. The reversal of 20800110299 is 99201100802.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20800110299 - 2¹⁶ = 20800044763 is a prime.

Together with 20800110301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20800115299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10400055149 + 10400055150.

It is an arithmetic number, because the mean of its divisors is an integer number (10400055150).

Almost surely, 2^20800110299 is an apocalyptic number.

20800110299 is a deficient number, since it is larger than the sum of its proper divisors (1).

20800110299 is an equidigital number, since it uses as much as digits as its factorization.

20800110299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 20800110299 in words is "twenty billion, eight hundred million, one hundred ten thousand, two hundred ninety-nine".