2212001201222 has 4 divisors (see below), whose sum is σ = 3318001801836. Its totient is φ = 1106000600610.

The previous prime is 2212001201191. The next prime is 2212001201231. The reversal of 2212001201222 is 2221021002122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2212001201222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553000300304 + ... + 553000300307.

It is an arithmetic number, because the mean of its divisors is an integer number (829500450459).

Almost surely, 2^{2212001201222} is an apocalyptic number.

2212001201222 is a deficient number, since it is larger than the sum of its proper divisors (1106000600614).

2212001201222 is a wasteful number, since it uses less digits than its factorization.

2212001201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106000600613.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2212001201222 its reverse (2221021002122), we get a palindrome (4433022203344).

The spelling of 2212001201222 in words is "two trillion, two hundred twelve billion, one million, two hundred one thousand, two hundred twenty-two".