202212210247 has 2 divisors, whose sum is σ = 202212210248. Its totient is φ = 202212210246.

The previous prime is 202212210209. The next prime is 202212210257. The reversal of 202212210247 is 742012212202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202212210247 - 2²³ = 202203821639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202212210257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101106105123 + 101106105124.

It is an arithmetic number, because the mean of its divisors is an integer number (101106105124).

Almost surely, 2^202212210247 is an apocalyptic number.

202212210247 is a deficient number, since it is larger than the sum of its proper divisors (1).

202212210247 is an equidigital number, since it uses as much as digits as its factorization.

202212210247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 202212210247 its reverse (742012212202), we get a palindrome (944224422449).

The spelling of 202212210247 in words is "two hundred two billion, two hundred twelve million, two hundred ten thousand, two hundred forty-seven".