201220022110 has 32 divisors (see below), whose sum is σ = 365180241600. Its totient is φ = 79827441408.

The previous prime is 201220022057. The next prime is 201220022131. The reversal of 201220022110 is 11220022102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461344 + ... + 784396.

It is an arithmetic number, because the mean of its divisors is an integer number (11411882550).

Almost surely, 2^201220022110 is an apocalyptic number.

201220022110 is a deficient number, since it is larger than the sum of its proper divisors (163960219490).

201220022110 is a wasteful number, since it uses less digits than its factorization.

201220022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323572.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201220022110 its reverse (11220022102), we get a palindrome (212440044212).

The spelling of 201220022110 in words is "two hundred one billion, two hundred twenty million, twenty-two thousand, one hundred ten".