100200020020009 has 16 divisors (see below), whose sum is σ = 129813791121280. Its totient is φ = 75106550574720.

The previous prime is 100200020019991. The next prime is 100200020020027. The reversal of 100200020020009 is 900020020002001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100200020019991) and next prime (100200020020027).

It is not a de Polignac number, because 100200020020009 - 2⁵ = 100200020019977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100200020019974 and 100200020020001.

It is not an unprimeable number, because it can be changed into a prime (100200020020109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28976290932 + ... + 28976294389.

It is an arithmetic number, because the mean of its divisors is an integer number (8113361945080).

Almost surely, 2^{100200020020009} is an apocalyptic number.

100200020020009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

100200020020009 is a deficient number, since it is larger than the sum of its proper divisors (29613771101271).

100200020020009 is a wasteful number, since it uses less digits than its factorization.

100200020020009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57952585360.

The product of its (nonzero) digits is 72, while the sum is 16.

The spelling of 100200020020009 in words is "one hundred trillion, two hundred billion, twenty million, twenty thousand, nine".