201222212207 has 2 divisors, whose sum is σ = 201222212208. Its totient is φ = 201222212206.

The previous prime is 201222212201. The next prime is 201222212227. The reversal of 201222212207 is 702212222102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201222212207 - 2²⁶ = 201155103343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201222212201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100611106103 + 100611106104.

It is an arithmetic number, because the mean of its divisors is an integer number (100611106104).

Almost surely, 2^201222212207 is an apocalyptic number.

201222212207 is a deficient number, since it is larger than the sum of its proper divisors (1).

201222212207 is an equidigital number, since it uses as much as digits as its factorization.

201222212207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 201222212207 its reverse (702212222102), we get a palindrome (903434434309).

The spelling of 201222212207 in words is "two hundred one billion, two hundred twenty-two million, two hundred twelve thousand, two hundred seven".