202213245251 has 2 divisors, whose sum is σ = 202213245252. Its totient is φ = 202213245250.

The previous prime is 202213245217. The next prime is 202213245253. The reversal of 202213245251 is 152542312202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202213245251 - 2¹⁸ = 202212983107 is a prime.

Together with 202213245253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (202213245253) 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, 101106622625 + 101106622626.

It is an arithmetic number, because the mean of its divisors is an integer number (101106622626).

Almost surely, 2^202213245251 is an apocalyptic number.

202213245251 is a deficient number, since it is larger than the sum of its proper divisors (1).

202213245251 is an equidigital number, since it uses as much as digits as its factorization.

202213245251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 202213245251 its reverse (152542312202), we get a palindrome (354755557453).

The spelling of 202213245251 in words is "two hundred two billion, two hundred thirteen million, two hundred forty-five thousand, two hundred fifty-one".