102820200099 has 8 divisors (see below), whose sum is σ = 140798832720. Its totient is φ = 66694183776.

The previous prime is 102820200023. The next prime is 102820200121. The reversal of 102820200099 is 990002028201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102820200099 - 2²⁵ = 102786645667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102820207099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463153944 + ... + 463154165.

It is an arithmetic number, because the mean of its divisors is an integer number (17599854090).

Almost surely, 2^102820200099 is an apocalyptic number.

102820200099 is a deficient number, since it is larger than the sum of its proper divisors (37978632621).

102820200099 is an equidigital number, since it uses as much as digits as its factorization.

102820200099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926308149.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 102820200099 in words is "one hundred two billion, eight hundred twenty million, two hundred thousand, ninety-nine".