500050010121 has 32 divisors (see below), whose sum is σ = 675444768768. Its totient is φ = 329045025600.

The previous prime is 500050010081. The next prime is 500050010123. The reversal of 500050010121 is 121010050005.

It is not a de Polignac number, because 500050010121 - 2¹⁵ = 500049977353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 500050010121.

It is not an unprimeable number, because it can be changed into a prime (500050010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56263140 + ... + 56272026.

It is an arithmetic number, because the mean of its divisors is an integer number (21107649024).

Almost surely, 2^500050010121 is an apocalyptic number.

It is an amenable number.

500050010121 is a deficient number, since it is larger than the sum of its proper divisors (175394758647).

500050010121 is a wasteful number, since it uses less digits than its factorization.

500050010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9821.

The product of its (nonzero) digits is 50, while the sum is 15.

Adding to 500050010121 its reverse (121010050005), we get a palindrome (621060060126).

The spelling of 500050010121 in words is "five hundred billion, fifty million, ten thousand, one hundred twenty-one".