221222341314193 has 2 divisors, whose sum is σ = 221222341314194. Its totient is φ = 221222341314192.

The previous prime is 221222341314133. The next prime is 221222341314283. The reversal of 221222341314193 is 391413143222122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117440200542289 + 103782140771904 = 10836983^2 + 10187352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221222341314193 is a prime.

It is not a weakly prime, because it can be changed into another prime (221222341314103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110611170657096 + 110611170657097.

It is an arithmetic number, because the mean of its divisors is an integer number (110611170657097).

Almost surely, 2^{221222341314193} is an apocalyptic number.

It is an amenable number.

221222341314193 is a deficient number, since it is larger than the sum of its proper divisors (1).

221222341314193 is an equidigital number, since it uses as much as digits as its factorization.

221222341314193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 40.

The spelling of 221222341314193 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, three hundred forty-one million, three hundred fourteen thousand, one hundred ninety-three".