211130020201 has 4 divisors (see below), whose sum is σ = 223549433172. Its totient is φ = 198710607232.

The previous prime is 211130020187. The next prime is 211130020217. The reversal of 211130020201 is 102020031112.

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

It can be written as a sum of positive squares in 2 ways, for example, as 89451837225 + 121678182976 = 299085^2 + 348824^2 .

It is a cyclic number.

It is not a de Polignac number, because 211130020201 - 2⁵ = 211130020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211130020301) 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, 6209706460 + ... + 6209706493.

It is an arithmetic number, because the mean of its divisors is an integer number (55887358293).

Almost surely, 2^211130020201 is an apocalyptic number.

It is an amenable number.

211130020201 is a deficient number, since it is larger than the sum of its proper divisors (12419412971).

211130020201 is a wasteful number, since it uses less digits than its factorization.

211130020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12419412970.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 211130020201 its reverse (102020031112), we get a palindrome (313150051313).

The spelling of 211130020201 in words is "two hundred eleven billion, one hundred thirty million, twenty thousand, two hundred one".