5235202121 has 2 divisors, whose sum is σ = 5235202122. Its totient is φ = 5235202120.

The previous prime is 5235202117. The next prime is 5235202123. The reversal of 5235202121 is 1212025325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3836068096 + 1399134025 = 61936^2 + 37405^2 .

It is a cyclic number.

It is not a de Polignac number, because 5235202121 - 2² = 5235202117 is a prime.

Together with 5235202123, 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 (5235202123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2617601060 + 2617601061.

It is an arithmetic number, because the mean of its divisors is an integer number (2617601061).

Almost surely, 2^5235202121 is an apocalyptic number.

It is an amenable number.

5235202121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5235202121 is an equidigital number, since it uses as much as digits as its factorization.

5235202121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5235202121 is about 72354.6966063710. The cubic root of 5235202121 is about 1736.3788390842.

Adding to 5235202121 its reverse (1212025325), we get a palindrome (6447227446).

The spelling of 5235202121 in words is "five billion, two hundred thirty-five million, two hundred two thousand, one hundred twenty-one".