201211022222110 has 16 divisors (see below), whose sum is σ = 362180344792176. Its totient is φ = 80484296712768.

The previous prime is 201211022222087. The next prime is 201211022222113. The reversal of 201211022222110 is 11222220112102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211022222113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6285159 + ... + 21022018.

It is an arithmetic number, because the mean of its divisors is an integer number (22636271549511).

Almost surely, 2^{201211022222110} is an apocalyptic number.

201211022222110 is a deficient number, since it is larger than the sum of its proper divisors (160969322570066).

201211022222110 is a wasteful number, since it uses less digits than its factorization.

201211022222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28044027.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201211022222110 its reverse (11222220112102), we get a palindrome (212433242334212).

The spelling of 201211022222110 in words is "two hundred one trillion, two hundred eleven billion, twenty-two million, two hundred twenty-two thousand, one hundred ten".