5050510121 has 2 divisors, whose sum is σ = 5050510122. Its totient is φ = 5050510120.

The previous prime is 5050510117. The next prime is 5050510123. The reversal of 5050510121 is 1210150505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4930848400 + 119661721 = 70220^2 + 10939^2 .

It is a cyclic number.

It is not a de Polignac number, because 5050510121 - 2² = 5050510117 is a prime.

Together with 5050510123, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5050510093 and 5050510102.

It is not a weakly prime, because it can be changed into another prime (5050510123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525255060 + 2525255061.

It is an arithmetic number, because the mean of its divisors is an integer number (2525255061).

Almost surely, 2^5050510121 is an apocalyptic number.

It is an amenable number.

5050510121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5050510121 is an equidigital number, since it uses as much as digits as its factorization.

5050510121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 5050510121 is about 71066.9411259553. The cubic root of 5050510121 is about 1715.7147381684.

Adding to 5050510121 its reverse (1210150505), we get a palindrome (6260660626).

The spelling of 5050510121 in words is "five billion, fifty million, five hundred ten thousand, one hundred twenty-one".