222321300001 has 2 divisors, whose sum is σ = 222321300002. Its totient is φ = 222321300000.

The previous prime is 222321299999. The next prime is 222321300023. The reversal of 222321300001 is 100003123222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196957552401 + 25363747600 = 443799^2 + 159260^2 .

It is a cyclic number.

It is not a de Polignac number, because 222321300001 - 2¹ = 222321299999 is a prime.

Together with 222321299999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222321300041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111160650000 + 111160650001.

It is an arithmetic number, because the mean of its divisors is an integer number (111160650001).

Almost surely, 2^222321300001 is an apocalyptic number.

It is an amenable number.

222321300001 is a deficient number, since it is larger than the sum of its proper divisors (1).

222321300001 is an equidigital number, since it uses as much as digits as its factorization.

222321300001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 222321300001 its reverse (100003123222), we get a palindrome (322324423223).

The spelling of 222321300001 in words is "two hundred twenty-two billion, three hundred twenty-one million, three hundred thousand, one".