201110120220222 has 48 divisors (see below), whose sum is σ = 436312424845440. Its totient is φ = 66948464648400.

The previous prime is 201110120220151. The next prime is 201110120220271. The reversal of 201110120220222 is 222022021011102.

It is a happy number.

201110120220222 is a `hidden beast` number, since 201 + 1 + 1 + 0 + 1 + 20 + 220 + 222 = 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 = 201110120220195 and 201110120220204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59367679 + ... + 62663717.

It is an arithmetic number, because the mean of its divisors is an integer number (9089842184280).

Almost surely, 2^{201110120220222} is an apocalyptic number.

201110120220222 is an abundant number, since it is smaller than the sum of its proper divisors (235202304625218).

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

201110120220222 is a wasteful number, since it uses less digits than its factorization.

201110120220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300509 (or 3300506 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201110120220222 its reverse (222022021011102), we get a palindrome (423132141231324).

The spelling of 201110120220222 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty million, two hundred twenty thousand, two hundred twenty-two".