100120220200205 has 16 divisors (see below), whose sum is σ = 126468714458880. Its totient is φ = 75879947207232.

The previous prime is 100120220200139. The next prime is 100120220200219. The reversal of 100120220200205 is 502002022021001.

It is a cyclic number.

It is not a de Polignac number, because 100120220200205 - 2⁴⁴ = 82528034155789 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7014947 + ... + 15793983.

It is an arithmetic number, because the mean of its divisors is an integer number (7904294653680).

Almost surely, 2^{100120220200205} is an apocalyptic number.

It is an amenable number.

100120220200205 is a deficient number, since it is larger than the sum of its proper divisors (26348494258675).

100120220200205 is a wasteful number, since it uses less digits than its factorization.

100120220200205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8899108.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 100120220200205 its reverse (502002022021001), we get a palindrome (602122242221206).

The spelling of 100120220200205 in words is "one hundred trillion, one hundred twenty billion, two hundred twenty million, two hundred thousand, two hundred five".