201122022202211 has 4 divisors (see below), whose sum is σ = 219405842402424. Its totient is φ = 182838202002000.

The previous prime is 201122022202207. The next prime is 201122022202271. The reversal of 201122022202211 is 112202220221102.

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

It is a cyclic number.

It is not a de Polignac number, because 201122022202211 - 2² = 201122022202207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122022202271) 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, 9141910100090 + ... + 9141910100111.

It is an arithmetic number, because the mean of its divisors is an integer number (54851460600606).

Almost surely, 2^{201122022202211} is an apocalyptic number.

201122022202211 is a deficient number, since it is larger than the sum of its proper divisors (18283820200213).

201122022202211 is a wasteful number, since it uses less digits than its factorization.

201122022202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18283820200212.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201122022202211 its reverse (112202220221102), we get a palindrome (313324242423313).

The spelling of 201122022202211 in words is "two hundred one trillion, one hundred twenty-two billion, twenty-two million, two hundred two thousand, two hundred eleven".