2212111120201 has 4 divisors (see below), whose sum is σ = 2266065050004. Its totient is φ = 2158157190400.

The previous prime is 2212111120189. The next prime is 2212111120207. The reversal of 2212111120201 is 1020211112122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 282998464576 + 1929112655625 = 531976^2 + 1388925^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212111120201 - 2⁵ = 2212111120169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212111120207) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 26976964840 + ... + 26976964921.

It is an arithmetic number, because the mean of its divisors is an integer number (566516262501).

Almost surely, 2^{2212111120201} is an apocalyptic number.

It is an amenable number.

2212111120201 is a deficient number, since it is larger than the sum of its proper divisors (53953929803).

2212111120201 is an equidigital number, since it uses as much as digits as its factorization.

2212111120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53953929802.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2212111120201 its reverse (1020211112122), we get a palindrome (3232322232323).

The spelling of 2212111120201 in words is "two trillion, two hundred twelve billion, one hundred eleven million, one hundred twenty thousand, two hundred one".