222443202001 has 2 divisors, whose sum is σ = 222443202002. Its totient is φ = 222443202000.

The previous prime is 222443201999. The next prime is 222443202013. The reversal of 222443202001 is 100202344222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199072130625 + 23371071376 = 446175^2 + 152876^2 .

It is a cyclic number.

It is not a de Polignac number, because 222443202001 - 2¹ = 222443201999 is a prime.

Together with 222443201999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222443262001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111221601000 + 111221601001.

It is an arithmetic number, because the mean of its divisors is an integer number (111221601001).

Almost surely, 2^222443202001 is an apocalyptic number.

It is an amenable number.

222443202001 is a deficient number, since it is larger than the sum of its proper divisors (1).

222443202001 is an equidigital number, since it uses as much as digits as its factorization.

222443202001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 222443202001 its reverse (100202344222), we get a palindrome (322645546223).

The spelling of 222443202001 in words is "two hundred twenty-two billion, four hundred forty-three million, two hundred two thousand, one".