201222021002212 has 36 divisors (see below), whose sum is σ = 409648313329920. Its totient is φ = 86234267827344.

The previous prime is 201222021002207. The next prime is 201222021002227. The reversal of 201222021002212 is 212200120222102.

It is a self number, because there is not a number n which added to its sum of digits gives 201222021002212.

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, 17737012 + ... + 26777707.

It is an arithmetic number, because the mean of its divisors is an integer number (11379119814720).

Almost surely, 2^{201222021002212} is an apocalyptic number.

It is an amenable number.

201222021002212 is an abundant number, since it is smaller than the sum of its proper divisors (208426292327708).

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

201222021002212 is a wasteful number, since it uses less digits than its factorization.

201222021002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44537800 (or 44537791 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201222021002212 its reverse (212200120222102), we get a palindrome (413422141224314).

The spelling of 201222021002212 in words is "two hundred one trillion, two hundred twenty-two billion, twenty-one million, two thousand, two hundred twelve".