201111303222 has 64 divisors (see below), whose sum is σ = 451744470720. Its totient is φ = 66313728000.

The previous prime is 201111303209. The next prime is 201111303241. The reversal of 201111303222 is 222303111102.

201111303222 is a `hidden beast` number, since 201 + 11 + 130 + 322 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201111303195 and 201111303204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6272472 + ... + 6304452.

It is an arithmetic number, because the mean of its divisors is an integer number (7058507355).

Almost surely, 2^201111303222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201111303222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225872235360).

201111303222 is an abundant number, since it is smaller than the sum of its proper divisors (250633167498).

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

201111303222 is a wasteful number, since it uses less digits than its factorization.

201111303222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33246 (or 33240 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201111303222 its reverse (222303111102), we get a palindrome (423414414324).

The spelling of 201111303222 in words is "two hundred one billion, one hundred eleven million, three hundred three thousand, two hundred twenty-two".