222353004121 has 2 divisors, whose sum is σ = 222353004122. Its totient is φ = 222353004120.

The previous prime is 222353004119. The next prime is 222353004169. The reversal of 222353004121 is 121400353222.

222353004121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189225000000 + 33128004121 = 435000^2 + 182011^2 .

It is a cyclic number.

It is not a de Polignac number, because 222353004121 - 2¹ = 222353004119 is a prime.

Together with 222353004119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222353004221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111176502060 + 111176502061.

It is an arithmetic number, because the mean of its divisors is an integer number (111176502061).

Almost surely, 2^222353004121 is an apocalyptic number.

It is an amenable number.

222353004121 is a deficient number, since it is larger than the sum of its proper divisors (1).

222353004121 is an equidigital number, since it uses as much as digits as its factorization.

222353004121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 222353004121 its reverse (121400353222), we get a palindrome (343753357343).

The spelling of 222353004121 in words is "two hundred twenty-two billion, three hundred fifty-three million, four thousand, one hundred twenty-one".