201100122211 has 8 divisors (see below), whose sum is σ = 202422325248. Its totient is φ = 199780725000.

The previous prime is 201100122163. The next prime is 201100122229. The reversal of 201100122211 is 112221001102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201100122211 - 2²⁹ = 200563251299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201100122191 and 201100122200.

It is not an unprimeable number, because it can be changed into a prime (201100122241) 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, 557545 + ... + 844426.

It is an arithmetic number, because the mean of its divisors is an integer number (25302790656).

Almost surely, 2^201100122211 is an apocalyptic number.

201100122211 is a deficient number, since it is larger than the sum of its proper divisors (1322203037).

201100122211 is a wasteful number, since it uses less digits than its factorization.

201100122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402913.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201100122211 its reverse (112221001102), we get a palindrome (313321123313).

The spelling of 201100122211 in words is "two hundred one billion, one hundred million, one hundred twenty-two thousand, two hundred eleven".