100200020020010 has 16 divisors (see below), whose sum is σ = 180360502063272. Its totient is φ = 40079904446400.

The previous prime is 100200020019991. The next prime is 100200020020027. The reversal of 100200020020010 is 10020020002001.

It can be written as a sum of positive squares in 4 ways, for example, as 18024108921361 + 82175911098649 = 4245481^2 + 9065093^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100200020020010.

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, 8818901 + ... + 16678520.

Almost surely, 2^{100200020020010} is an apocalyptic number.

100200020020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100200020020010 is a deficient number, since it is larger than the sum of its proper divisors (80160482043262).

100200020020010 is a wasteful number, since it uses less digits than its factorization.

100200020020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25890409.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 100200020020010 its reverse (10020020002001), we get a palindrome (110220040022011).

The spelling of 100200020020010 in words is "one hundred trillion, two hundred billion, twenty million, twenty thousand, ten".