211120001999 has 8 divisors (see below), whose sum is σ = 224408631168. Its totient is φ = 197928017920.

The previous prime is 211120001993. The next prime is 211120002011. The reversal of 211120001999 is 999100021112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211120001999 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 (211120001993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24156767 + ... + 24165504.

It is an arithmetic number, because the mean of its divisors is an integer number (28051078896).

Almost surely, 2^211120001999 is an apocalyptic number.

211120001999 is a deficient number, since it is larger than the sum of its proper divisors (13288629169).

211120001999 is a wasteful number, since it uses less digits than its factorization.

211120001999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48322545.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 211120001999 in words is "two hundred eleven billion, one hundred twenty million, one thousand, nine hundred ninety-nine".