211100122010200 has 48 divisors (see below), whose sum is σ = 490811156109000. Its totient is φ = 84439468600320.

The previous prime is 211100122010191. The next prime is 211100122010237. The reversal of 211100122010200 is 2010221001112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26163816 + ... + 33267784.

Almost surely, 2^{211100122010200} is an apocalyptic number.

211100122010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211100122010200 is an abundant number, since it is smaller than the sum of its proper divisors (279711034098800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211100122010200 is a wasteful number, since it uses less digits than its factorization.

211100122010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7252564 (or 7252555 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211100122010200 its reverse (2010221001112), we get a palindrome (213110343011312).

The spelling of 211100122010200 in words is "two hundred eleven trillion, one hundred billion, one hundred twenty-two million, ten thousand, two hundred".