52110421501 has 2 divisors, whose sum is σ = 52110421502. Its totient is φ = 52110421500.

The previous prime is 52110421471. The next prime is 52110421507. The reversal of 52110421501 is 10512401125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52098519001 + 11902500 = 228251^2 + 3450^2 .

It is a cyclic number.

It is not a de Polignac number, because 52110421501 - 2¹⁷ = 52110290429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52110421507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26055210750 + 26055210751.

It is an arithmetic number, because the mean of its divisors is an integer number (26055210751).

Almost surely, 2^52110421501 is an apocalyptic number.

It is an amenable number.

52110421501 is a deficient number, since it is larger than the sum of its proper divisors (1).

52110421501 is an equidigital number, since it uses as much as digits as its factorization.

52110421501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 52110421501 its reverse (10512401125), we get a palindrome (62622822626).

The spelling of 52110421501 in words is "fifty-two billion, one hundred ten million, four hundred twenty-one thousand, five hundred one".