500140330121 has 2 divisors, whose sum is σ = 500140330122. Its totient is φ = 500140330120.

The previous prime is 500140330099. The next prime is 500140330153. The reversal of 500140330121 is 121033041005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286691710096 + 213448620025 = 535436^2 + 462005^2 .

It is a cyclic number.

It is not a de Polignac number, because 500140330121 - 2⁶ = 500140330057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 500140330093 and 500140330102.

It is not a weakly prime, because it can be changed into another prime (500140330421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250070165060 + 250070165061.

It is an arithmetic number, because the mean of its divisors is an integer number (250070165061).

Almost surely, 2^500140330121 is an apocalyptic number.

It is an amenable number.

500140330121 is a deficient number, since it is larger than the sum of its proper divisors (1).

500140330121 is an equidigital number, since it uses as much as digits as its factorization.

500140330121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 500140330121 its reverse (121033041005), we get a palindrome (621173371126).

The spelling of 500140330121 in words is "five hundred billion, one hundred forty million, three hundred thirty thousand, one hundred twenty-one".