211000102100111 has 8 divisors (see below), whose sum is σ = 218487270690480. Its totient is φ = 203527020376512.

The previous prime is 211000102100093. The next prime is 211000102100189. The reversal of 211000102100111 is 111001201000112.

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-211000102100111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211000102100092 and 211000102100101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211000102106111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3521686205 + ... + 3521746118.

It is an arithmetic number, because the mean of its divisors is an integer number (27310908836310).

Almost surely, 2^{211000102100111} is an apocalyptic number.

211000102100111 is a deficient number, since it is larger than the sum of its proper divisors (7487168590369).

211000102100111 is a wasteful number, since it uses less digits than its factorization.

211000102100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043433385.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 211000102100111 its reverse (111001201000112), we get a palindrome (322001303100223).

The spelling of 211000102100111 in words is "two hundred eleven trillion, one hundred two million, one hundred thousand, one hundred eleven".