221022300020311 has 2 divisors, whose sum is σ = 221022300020312. Its totient is φ = 221022300020310.

The previous prime is 221022300020309. The next prime is 221022300020321. The reversal of 221022300020311 is 113020003220122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221022300020311 - 2¹ = 221022300020309 is a prime.

Together with 221022300020309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221022300020321) 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, 110511150010155 + 110511150010156.

It is an arithmetic number, because the mean of its divisors is an integer number (110511150010156).

Almost surely, 2^{221022300020311} is an apocalyptic number.

221022300020311 is a deficient number, since it is larger than the sum of its proper divisors (1).

221022300020311 is an equidigital number, since it uses as much as digits as its factorization.

221022300020311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221022300020311 its reverse (113020003220122), we get a palindrome (334042303240433).

The spelling of 221022300020311 in words is "two hundred twenty-one trillion, twenty-two billion, three hundred million, twenty thousand, three hundred eleven".