211110020201 has 16 divisors (see below), whose sum is σ = 220514918400. Its totient is φ = 201848266368.

The previous prime is 211110020189. The next prime is 211110020287. The reversal of 211110020201 is 102020011112.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211110020201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211110020501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9151640 + ... + 9174678.

It is an arithmetic number, because the mean of its divisors is an integer number (13782182400).

Almost surely, 2^211110020201 is an apocalyptic number.

It is an amenable number.

211110020201 is a deficient number, since it is larger than the sum of its proper divisors (9404898199).

211110020201 is a wasteful number, since it uses less digits than its factorization.

211110020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26128.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211110020201 its reverse (102020011112), we get a palindrome (313130031313).

The spelling of 211110020201 in words is "two hundred eleven billion, one hundred ten million, twenty thousand, two hundred one".