53105212005103 has 2 divisors, whose sum is σ = 53105212005104. Its totient is φ = 53105212005102.

The previous prime is 53105212005101. The next prime is 53105212005113. The reversal of 53105212005103 is 30150021250135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53105212005103 - 2¹ = 53105212005101 is a prime.

Together with 53105212005101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53105212005101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26552606002551 + 26552606002552.

It is an arithmetic number, because the mean of its divisors is an integer number (26552606002552).

Almost surely, 2^{53105212005103} is an apocalyptic number.

53105212005103 is a deficient number, since it is larger than the sum of its proper divisors (1).

53105212005103 is an equidigital number, since it uses as much as digits as its factorization.

53105212005103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 53105212005103 its reverse (30150021250135), we get a palindrome (83255233255238).

The spelling of 53105212005103 in words is "fifty-three trillion, one hundred five billion, two hundred twelve million, five thousand, one hundred three".