2221002012211 has 2 divisors, whose sum is σ = 2221002012212. Its totient is φ = 2221002012210.

The previous prime is 2221002012199. The next prime is 2221002012253. The reversal of 2221002012211 is 1122102001222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2221002012211 - 2¹⁹ = 2221001487923 is a prime.

It is a super-3 number, since 3×2221002012211³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2221002012011) 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 as a sum of consecutive naturals, namely, 1110501006105 + 1110501006106.

It is an arithmetic number, because the mean of its divisors is an integer number (1110501006106).

Almost surely, 2^{2221002012211} is an apocalyptic number.

2221002012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221002012211 is an equidigital number, since it uses as much as digits as its factorization.

2221002012211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2221002012211 its reverse (1122102001222), we get a palindrome (3343104013433).

The spelling of 2221002012211 in words is "two trillion, two hundred twenty-one billion, two million, twelve thousand, two hundred eleven".