2221322211007 has 2 divisors, whose sum is σ = 2221322211008. Its totient is φ = 2221322211006.

The previous prime is 2221322210897. The next prime is 2221322211083. The reversal of 2221322211007 is 7001122231222.

2221322211007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221322211007 - 2¹⁹ = 2221321686719 is a prime.

It is a super-2 number, since 2×2221322211007² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221322211307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110661105503 + 1110661105504.

It is an arithmetic number, because the mean of its divisors is an integer number (1110661105504).

Almost surely, 2^{2221322211007} is an apocalyptic number.

2221322211007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221322211007 is an equidigital number, since it uses as much as digits as its factorization.

2221322211007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 2221322211007 its reverse (7001122231222), we get a palindrome (9222444442229).

The spelling of 2221322211007 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-two million, two hundred eleven thousand, seven".