201222001200222 has 24 divisors (see below), whose sum is σ = 436492117525464. Its totient is φ = 66995367334704.

The previous prime is 201222001200221. The next prime is 201222001200323. The reversal of 201222001200222 is 222002100222102.

201222001200222 is a `hidden beast` number, since 2 + 0 + 122 + 200 + 120 + 0 + 222 = 666.

201222001200222 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 201222001200195 and 201222001200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201222001200221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6552739668 + ... + 6552770375.

It is an arithmetic number, because the mean of its divisors is an integer number (18187171563561).

Almost surely, 2^{201222001200222} is an apocalyptic number.

201222001200222 is an abundant number, since it is smaller than the sum of its proper divisors (235270116325242).

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

201222001200222 is a wasteful number, since it uses less digits than its factorization.

201222001200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13105510904 (or 13105510901 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 201222001200222 its reverse (222002100222102), we get a palindrome (423224101422324).

The spelling of 201222001200222 in words is "two hundred one trillion, two hundred twenty-two billion, one million, two hundred thousand, two hundred twenty-two".