5121005101 has 2 divisors, whose sum is σ = 5121005102. Its totient is φ = 5121005100.

The previous prime is 5121005089. The next prime is 5121005159. The reversal of 5121005101 is 1015001215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2707641225 + 2413363876 = 52035^2 + 49126^2 .

It is a cyclic number.

It is not a de Polignac number, because 5121005101 - 2¹¹ = 5121003053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5121005501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560502550 + 2560502551.

It is an arithmetic number, because the mean of its divisors is an integer number (2560502551).

Almost surely, 2^5121005101 is an apocalyptic number.

It is an amenable number.

5121005101 is a deficient number, since it is larger than the sum of its proper divisors (1).

5121005101 is an equidigital number, since it uses as much as digits as its factorization.

5121005101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 5121005101 is about 71561.1982920912. The cubic root of 5121005101 is about 1723.6605271703.

Adding to 5121005101 its reverse (1015001215), we get a palindrome (6136006316).

The spelling of 5121005101 in words is "five billion, one hundred twenty-one million, five thousand, one hundred one".