12122201201222 has 16 divisors (see below), whose sum is σ = 21874648784640. Its totient is φ = 4921795976328.

The previous prime is 12122201201161. The next prime is 12122201201233. The reversal of 12122201201222 is 22210210222121.

It is a junction number, because it is equal to n+sod(n) for n = 12122201201194 and 12122201201203.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 22786092218 + ... + 22786092749.

It is an arithmetic number, because the mean of its divisors is an integer number (1367165549040).

Almost surely, 2^{12122201201222} is an apocalyptic number.

12122201201222 is a deficient number, since it is larger than the sum of its proper divisors (9752447583418).

12122201201222 is a wasteful number, since it uses less digits than its factorization.

12122201201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45572184995.

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

Adding to 12122201201222 its reverse (22210210222121), we get a palindrome (34332411423343).

The spelling of 12122201201222 in words is "twelve trillion, one hundred twenty-two billion, two hundred one million, two hundred one thousand, two hundred twenty-two".