1222211002201 has 8 divisors (see below), whose sum is σ = 1396836573440. Its totient is φ = 1047591430848.

The previous prime is 1222211002189. The next prime is 1222211002241. The reversal of 1222211002201 is 1022001122221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222211002201 - 2¹³ = 1222210994009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222211002241) by changing a digit.

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, 1054641 + ... + 1885918.

It is an arithmetic number, because the mean of its divisors is an integer number (174604571680).

Almost surely, 2^{1222211002201} is an apocalyptic number.

It is an amenable number.

1222211002201 is a deficient number, since it is larger than the sum of its proper divisors (174625571239).

1222211002201 is an equidigital number, since it uses as much as digits as its factorization.

1222211002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999943.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1222211002201 its reverse (1022001122221), we get a palindrome (2244212124422).

The spelling of 1222211002201 in words is "one trillion, two hundred twenty-two billion, two hundred eleven million, two thousand, two hundred one".