201222201122012 has 24 divisors (see below), whose sum is σ = 404128270049280. Its totient is φ = 85877257379760.

The previous prime is 201222201121831. The next prime is 201222201122029. The reversal of 201222201122012 is 210221102222102.

201222201122012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15034527164 + ... + 15034540547.

It is an arithmetic number, because the mean of its divisors is an integer number (16838677918720).

Almost surely, 2^{201222201122012} is an apocalyptic number.

It is an amenable number.

201222201122012 is an abundant number, since it is smaller than the sum of its proper divisors (202906068927268).

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

201222201122012 is a wasteful number, since it uses less digits than its factorization.

201222201122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30069067961 (or 30069067959 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201222201122012 its reverse (210221102222102), we get a palindrome (411443303344114).

The spelling of 201222201122012 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred one million, one hundred twenty-two thousand, twelve".