201100101211 has 16 divisors (see below), whose sum is σ = 208187124480. Its totient is φ = 194174323200.

The previous prime is 201100101199. The next prime is 201100101229. The reversal of 201100101211 is 112101001102.

It is a cyclic number.

It is not a de Polignac number, because 201100101211 - 2¹⁵ = 201100068443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201100101011) 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, 502966 + ... + 809428.

It is an arithmetic number, because the mean of its divisors is an integer number (13011695280).

Almost surely, 2^201100101211 is an apocalyptic number.

201100101211 is a deficient number, since it is larger than the sum of its proper divisors (7087023269).

201100101211 is a wasteful number, since it uses less digits than its factorization.

201100101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306726.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 201100101211 its reverse (112101001102), we get a palindrome (313201102313).

The spelling of 201100101211 in words is "two hundred one billion, one hundred million, one hundred one thousand, two hundred eleven".