211200020198 has 16 divisors (see below), whose sum is σ = 325427336640. Its totient is φ = 102725384256.

The previous prime is 211200020177. The next prime is 211200020201. The reversal of 211200020198 is 891020002112.

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, 89690 + ... + 656082.

It is an arithmetic number, because the mean of its divisors is an integer number (20339208540).

Almost surely, 2^211200020198 is an apocalyptic number.

211200020198 is a deficient number, since it is larger than the sum of its proper divisors (114227316442).

211200020198 is a wasteful number, since it uses less digits than its factorization.

211200020198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571471.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 211200020198 in words is "two hundred eleven billion, two hundred million, twenty thousand, one hundred ninety-eight".