50001212 has 12 divisors (see below), whose sum is σ = 88937016. Its totient is φ = 24590640.

The previous prime is 50001197. The next prime is 50001221. The reversal of 50001212 is 21210005.

It is a junction number, because it is equal to n+sod(n) for n = 50001193 and 50001202.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 102218 + ... + 102705.

It is an arithmetic number, because the mean of its divisors is an integer number (7411418).

Almost surely, 2^50001212 is an apocalyptic number.

It is an amenable number.

50001212 is a deficient number, since it is larger than the sum of its proper divisors (38935804).

50001212 is a wasteful number, since it uses less digits than its factorization.

50001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204988 (or 204986 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 50001212 is about 7071.1535126880. The cubic root of 50001212 is about 368.4061265374.

Adding to 50001212 its reverse (21210005), we get a palindrome (71211217).

The spelling of 50001212 in words is "fifty million, one thousand, two hundred twelve".