2221320211201 has 16 divisors (see below), whose sum is σ = 2774737538944. Its totient is φ = 1731296312064.

The previous prime is 2221320211181. The next prime is 2221320211259. The reversal of 2221320211201 is 1021120231222.

It is a cyclic number.

It is not a de Polignac number, because 2221320211201 - 2⁹ = 2221320210689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221320311201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182158920 + ... + 182171113.

It is an arithmetic number, because the mean of its divisors is an integer number (173421096184).

Almost surely, 2^{2221320211201} is an apocalyptic number.

It is an amenable number.

2221320211201 is a deficient number, since it is larger than the sum of its proper divisors (553417327743).

2221320211201 is a wasteful number, since it uses less digits than its factorization.

2221320211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364330120.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2221320211201 its reverse (1021120231222), we get a palindrome (3242440442423).

The spelling of 2221320211201 in words is "two trillion, two hundred twenty-one billion, three hundred twenty million, two hundred eleven thousand, two hundred one".