35522125352221 has 2 divisors, whose sum is σ = 35522125352222. Its totient is φ = 35522125352220.

The previous prime is 35522125352213. The next prime is 35522125352251. The reversal of 35522125352221 is 12225352122553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34457897907225 + 1064227444996 = 5870085^2 + 1031614^2 .

It is a cyclic number.

It is not a de Polignac number, because 35522125352221 - 2³ = 35522125352213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35522125352201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17761062676110 + 17761062676111.

It is an arithmetic number, because the mean of its divisors is an integer number (17761062676111).

Almost surely, 2^{35522125352221} is an apocalyptic number.

It is an amenable number.

35522125352221 is a deficient number, since it is larger than the sum of its proper divisors (1).

35522125352221 is an equidigital number, since it uses as much as digits as its factorization.

35522125352221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360000, while the sum is 40.

Adding to 35522125352221 its reverse (12225352122553), we get a palindrome (47747477474774).

The spelling of 35522125352221 in words is "thirty-five trillion, five hundred twenty-two billion, one hundred twenty-five million, three hundred fifty-two thousand, two hundred twenty-one".