211110211000001 has 32 divisors (see below), whose sum is σ = 221079120138240. Its totient is φ = 201208866433344.

The previous prime is 211110210999983. The next prime is 211110211000121. The reversal of 211110211000001 is 100000112011112.

It is a cyclic number.

It is not a de Polignac number, because 211110211000001 - 2¹⁸ = 211110210737857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211110211002001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15970203770 + ... + 15970216988.

It is an arithmetic number, because the mean of its divisors is an integer number (6908722504320).

Almost surely, 2^{211110211000001} is an apocalyptic number.

It is an amenable number.

211110211000001 is a deficient number, since it is larger than the sum of its proper divisors (9968909138239).

211110211000001 is a wasteful number, since it uses less digits than its factorization.

211110211000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16005.

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

Adding to 211110211000001 its reverse (100000112011112), we get a palindrome (311110323011113).

The spelling of 211110211000001 in words is "two hundred eleven trillion, one hundred ten billion, two hundred eleven million, one", and thus it is an aban number.