222550030201 has 2 divisors, whose sum is σ = 222550030202. Its totient is φ = 222550030200.

The previous prime is 222550030189. The next prime is 222550030231. The reversal of 222550030201 is 102030055222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193005576976 + 29544453225 = 439324^2 + 171885^2 .

It is a cyclic number.

It is not a de Polignac number, because 222550030201 - 2¹¹ = 222550028153 is a prime.

It is not a weakly prime, because it can be changed into another prime (222550030231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111275015100 + 111275015101.

It is an arithmetic number, because the mean of its divisors is an integer number (111275015101).

Almost surely, 2^222550030201 is an apocalyptic number.

It is an amenable number.

222550030201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222550030201 is an equidigital number, since it uses as much as digits as its factorization.

222550030201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 222550030201 its reverse (102030055222), we get a palindrome (324580085423).

The spelling of 222550030201 in words is "two hundred twenty-two billion, five hundred fifty million, thirty thousand, two hundred one".