222201321071 has 2 divisors, whose sum is σ = 222201321072. Its totient is φ = 222201321070.

The previous prime is 222201321059. The next prime is 222201321091. The reversal of 222201321071 is 170123102222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222201321071 - 2¹⁸ = 222201058927 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222201321091) 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 as a sum of consecutive naturals, namely, 111100660535 + 111100660536.

It is an arithmetic number, because the mean of its divisors is an integer number (111100660536).

Almost surely, 2^222201321071 is an apocalyptic number.

222201321071 is a deficient number, since it is larger than the sum of its proper divisors (1).

222201321071 is an equidigital number, since it uses as much as digits as its factorization.

222201321071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 222201321071 its reverse (170123102222), we get a palindrome (392324423293).

The spelling of 222201321071 in words is "two hundred twenty-two billion, two hundred one million, three hundred twenty-one thousand, seventy-one".