20000000200198 has 16 divisors (see below), whose sum is σ = 30121032286800. Its totient is φ = 9959660100000.

The previous prime is 20000000200181. The next prime is 20000000200241. The reversal of 20000000200198 is 89100200000002.

It is a congruent number.

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, 9126148 + ... + 11103448.

It is an arithmetic number, because the mean of its divisors is an integer number (1882564517925).

Almost surely, 2^{20000000200198} is an apocalyptic number.

20000000200198 is a deficient number, since it is larger than the sum of its proper divisors (10121032086602).

20000000200198 is a wasteful number, since it uses less digits than its factorization.

20000000200198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997703.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 20000000200198 in words is "twenty trillion, two hundred thousand, one hundred ninety-eight".