20352125214523 has 2 divisors, whose sum is σ = 20352125214524. Its totient is φ = 20352125214522.

The previous prime is 20352125214401. The next prime is 20352125214581. The reversal of 20352125214523 is 32541252125302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20352125214523 is a prime.

It is not a weakly prime, because it can be changed into another prime (20352125214583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10176062607261 + 10176062607262.

It is an arithmetic number, because the mean of its divisors is an integer number (10176062607262).

Almost surely, 2^{20352125214523} is an apocalyptic number.

20352125214523 is a deficient number, since it is larger than the sum of its proper divisors (1).

20352125214523 is an equidigital number, since it uses as much as digits as its factorization.

20352125214523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 20352125214523 its reverse (32541252125302), we get a palindrome (52893377339825).

The spelling of 20352125214523 in words is "twenty trillion, three hundred fifty-two billion, one hundred twenty-five million, two hundred fourteen thousand, five hundred twenty-three".