53355220213 has 2 divisors, whose sum is σ = 53355220214. Its totient is φ = 53355220212.

The previous prime is 53355220189. The next prime is 53355220267. The reversal of 53355220213 is 31202255335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52551894564 + 803325649 = 229242^2 + 28343^2 .

It is a cyclic number.

It is not a de Polignac number, because 53355220213 - 2⁵ = 53355220181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53355220313) 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, 26677610106 + 26677610107.

It is an arithmetic number, because the mean of its divisors is an integer number (26677610107).

Almost surely, 2^53355220213 is an apocalyptic number.

It is an amenable number.

53355220213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53355220213 is an equidigital number, since it uses as much as digits as its factorization.

53355220213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 53355220213 its reverse (31202255335), we get a palindrome (84557475548).

The spelling of 53355220213 in words is "fifty-three billion, three hundred fifty-five million, two hundred twenty thousand, two hundred thirteen".