211200012111199 has 4 divisors (see below), whose sum is σ = 213137626901320. Its totient is φ = 209262397321080.

The previous prime is 211200012111197. The next prime is 211200012111217. The reversal of 211200012111199 is 991111210002112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211200012111199 - 2¹ = 211200012111197 is a prime.

It is a super-2 number, since 2×211200012111199² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211200012111199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211200012111197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 968807394897 + ... + 968807395114.

It is an arithmetic number, because the mean of its divisors is an integer number (53284406725330).

Almost surely, 2^{211200012111199} is an apocalyptic number.

211200012111199 is a deficient number, since it is larger than the sum of its proper divisors (1937614790121).

211200012111199 is a wasteful number, since it uses less digits than its factorization.

211200012111199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937614790120.

The product of its (nonzero) digits is 648, while the sum is 31.

The spelling of 211200012111199 in words is "two hundred eleven trillion, two hundred billion, twelve million, one hundred eleven thousand, one hundred ninety-nine".