50000121883 has 2 divisors, whose sum is σ = 50000121884. Its totient is φ = 50000121882.

The previous prime is 50000121793. The next prime is 50000121893. The reversal of 50000121883 is 38812100005.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50000121883 is a prime.

It is not a weakly prime, because it can be changed into another prime (50000121893) 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 as a sum of consecutive naturals, namely, 25000060941 + 25000060942.

It is an arithmetic number, because the mean of its divisors is an integer number (25000060942).

Almost surely, 2^50000121883 is an apocalyptic number.

50000121883 is a deficient number, since it is larger than the sum of its proper divisors (1).

50000121883 is an equidigital number, since it uses as much as digits as its factorization.

50000121883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 50000121883 its reverse (38812100005), we get a palindrome (88812221888).

The spelling of 50000121883 in words is "fifty billion, one hundred twenty-one thousand, eight hundred eighty-three".