201120122210 has 48 divisors (see below), whose sum is σ = 443285187840. Its totient is φ = 65326232160.

The previous prime is 201120122173. The next prime is 201120122251. The reversal of 201120122210 is 12221021102.

201120122210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 10791986 + ... + 10810605.

It is an arithmetic number, because the mean of its divisors is an integer number (9235108080).

Almost surely, 2^201120122210 is an apocalyptic number.

201120122210 is an abundant number, since it is smaller than the sum of its proper divisors (242165065630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201120122210 is a wasteful number, since it uses less digits than its factorization.

201120122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21602631 (or 21602624 counting only the distinct ones).

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

Adding to 201120122210 its reverse (12221021102), we get a palindrome (213341143312).

The spelling of 201120122210 in words is "two hundred one billion, one hundred twenty million, one hundred twenty-two thousand, two hundred ten".