201120120220212 has 144 divisors (see below), whose sum is σ = 514834236156240. Its totient is φ = 66193569792000.

The previous prime is 201120120220163. The next prime is 201120120220289. The reversal of 201120120220212 is 212022021021102.

It is a happy number.

201120120220212 is a `hidden beast` number, since 2 + 0 + 11 + 201 + 20 + 220 + 212 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 55774379556 + 201064345840656 = 236166^2 + 14179716^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11135593662 + ... + 11135611722.

It is an arithmetic number, because the mean of its divisors is an integer number (3575237751085).

Almost surely, 2^{201120120220212} is an apocalyptic number.

It is an amenable number.

201120120220212 is an abundant number, since it is smaller than the sum of its proper divisors (313714115936028).

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

201120120220212 is a wasteful number, since it uses less digits than its factorization.

201120120220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26434 (or 26429 counting only the distinct ones).

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

Adding to 201120120220212 its reverse (212022021021102), we get a palindrome (413142141241314).

The spelling of 201120120220212 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty million, two hundred twenty thousand, two hundred twelve".