201222210111112 has 16 divisors (see below), whose sum is σ = 377952399910800. Its totient is φ = 100434903468240.

The previous prime is 201222210111067. The next prime is 201222210111119. The reversal of 201222210111112 is 211111012222102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201222210111112.

It is not an unprimeable number, because it can be changed into a prime (201222210111119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22025193562 + ... + 22025202697.

It is an arithmetic number, because the mean of its divisors is an integer number (23622024994425).

Almost surely, 2^{201222210111112} is an apocalyptic number.

It is an amenable number.

201222210111112 is a deficient number, since it is larger than the sum of its proper divisors (176730189799688).

201222210111112 is a wasteful number, since it uses less digits than its factorization.

201222210111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44050396836 (or 44050396832 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 201222210111112 its reverse (211111012222102), we get a palindrome (412333222333214).

The spelling of 201222210111112 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred ten million, one hundred eleven thousand, one hundred twelve".