201120212221011 has 96 divisors (see below), whose sum is σ = 321572395422720. Its totient is φ = 120552832512000.

The previous prime is 201120212220989. The next prime is 201120212221063. The reversal of 201120212221011 is 110122212021102.

201120212221011 is a `hidden beast` number, since 201 + 1 + 20 + 212 + 221 + 0 + 11 = 666.

It is not a de Polignac number, because 201120212221011 - 2⁷ = 201120212220883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201120212221081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 659056981 + ... + 659362073.

It is an arithmetic number, because the mean of its divisors is an integer number (3349712452320).

Almost surely, 2^{201120212221011} is an apocalyptic number.

201120212221011 is a deficient number, since it is larger than the sum of its proper divisors (120452183201709).

201120212221011 is a wasteful number, since it uses less digits than its factorization.

201120212221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306717 (or 306714 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201120212221011 its reverse (110122212021102), we get a palindrome (311242424242113).

The spelling of 201120212221011 in words is "two hundred one trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-one thousand, eleven".