50512322121 has 4 divisors (see below), whose sum is σ = 67349762832. Its totient is φ = 33674881412.

The previous prime is 50512322087. The next prime is 50512322167. The reversal of 50512322121 is 12122321505.

50512322121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50512322121 - 2¹¹ = 50512320073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50512322091 and 50512322100.

It is not an unprimeable number, because it can be changed into a prime (50512321121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8418720351 + ... + 8418720356.

It is an arithmetic number, because the mean of its divisors is an integer number (16837440708).

Almost surely, 2^50512322121 is an apocalyptic number.

It is an amenable number.

50512322121 is a deficient number, since it is larger than the sum of its proper divisors (16837440711).

50512322121 is a wasteful number, since it uses less digits than its factorization.

50512322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16837440710.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 50512322121 its reverse (12122321505), we get a palindrome (62634643626).

The spelling of 50512322121 in words is "fifty billion, five hundred twelve million, three hundred twenty-two thousand, one hundred twenty-one".