201022210122112 has 64 divisors (see below), whose sum is σ = 426732061026240. Its totient is φ = 93996147548160.

The previous prime is 201022210122089. The next prime is 201022210122193. The reversal of 201022210122112 is 211221012220102.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 201022210122112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293867064 + ... + 294550327.

It is an arithmetic number, because the mean of its divisors is an integer number (6667688453535).

Almost surely, 2^{201022210122112} is an apocalyptic number.

It is an amenable number.

201022210122112 is an abundant number, since it is smaller than the sum of its proper divisors (225709850904128).

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

201022210122112 is a wasteful number, since it uses less digits than its factorization.

201022210122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588417579 (or 588417567 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201022210122112 its reverse (211221012220102), we get a palindrome (412243222342214).

The spelling of 201022210122112 in words is "two hundred one trillion, twenty-two billion, two hundred ten million, one hundred twenty-two thousand, one hundred twelve".