201122020211 has 8 divisors (see below), whose sum is σ = 229856450304. Its totient is φ = 172388268360.

The previous prime is 201122020201. The next prime is 201122020217. The reversal of 201122020211 is 112020221102.

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

It is a de Polignac number, because none of the positive numbers 2^k-201122020211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122020217) 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, 1070426 + ... + 1244208.

It is an arithmetic number, because the mean of its divisors is an integer number (28732056288).

Almost surely, 2^201122020211 is an apocalyptic number.

201122020211 is a deficient number, since it is larger than the sum of its proper divisors (28734430093).

201122020211 is a wasteful number, since it uses less digits than its factorization.

201122020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339121.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201122020211 its reverse (112020221102), we get a palindrome (313142241313).

The spelling of 201122020211 in words is "two hundred one billion, one hundred twenty-two million, twenty thousand, two hundred eleven".