201022200211212 has 36 divisors (see below), whose sum is σ = 515723621443576. Its totient is φ = 66007289620800.

The previous prime is 201022200211177. The next prime is 201022200211289. The reversal of 201022200211212 is 212112002220102.

It is a happy number.

201022200211212 is a `hidden beast` number, since 20 + 1 + 0 + 2 + 220 + 0 + 211 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41671266289 + ... + 41671271112.

Almost surely, 2^{201022200211212} is an apocalyptic number.

It is an amenable number.

201022200211212 is an abundant number, since it is smaller than the sum of its proper divisors (314701421232364).

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

201022200211212 is a wasteful number, since it uses less digits than its factorization.

201022200211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83342537478 (or 83342537473 counting only the distinct ones).

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

Adding to 201022200211212 its reverse (212112002220102), we get a palindrome (413134202431314).

The spelling of 201022200211212 in words is "two hundred one trillion, twenty-two billion, two hundred million, two hundred eleven thousand, two hundred twelve".