198009100213 has 16 divisors (see below), whose sum is σ = 202664689920. Its totient is φ = 193372471296.

The previous prime is 198009100207. The next prime is 198009100217. The reversal of 198009100213 is 312001900891.

198009100213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 198009100213 - 2⁵ = 198009100181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198009100217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64224570 + ... + 64227652.

It is an arithmetic number, because the mean of its divisors is an integer number (12666543120).

Almost surely, 2^198009100213 is an apocalyptic number.

It is an amenable number.

198009100213 is a deficient number, since it is larger than the sum of its proper divisors (4655589707).

198009100213 is a wasteful number, since it uses less digits than its factorization.

198009100213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676.

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 198009100213 in words is "one hundred ninety-eight billion, nine million, one hundred thousand, two hundred thirteen".