211021200110199 has 16 divisors (see below), whose sum is σ = 284200593777152. Its totient is φ = 139262335255008.

The previous prime is 211021200110197. The next prime is 211021200110263. The reversal of 211021200110199 is 991011002120112.

It is not a de Polignac number, because 211021200110199 - 2¹ = 211021200110197 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 (211021200110197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128180284 + ... + 129816129.

It is an arithmetic number, because the mean of its divisors is an integer number (17762537111072).

Almost surely, 2^{211021200110199} is an apocalyptic number.

211021200110199 is a deficient number, since it is larger than the sum of its proper divisors (73179393666953).

211021200110199 is a wasteful number, since it uses less digits than its factorization.

211021200110199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257999166.

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 211021200110199 in words is "two hundred eleven trillion, twenty-one billion, two hundred million, one hundred ten thousand, one hundred ninety-nine".