50031420203 has 4 divisors (see below), whose sum is σ = 50474176248. Its totient is φ = 49588664160.

The previous prime is 50031420199. The next prime is 50031420287. The reversal of 50031420203 is 30202413005.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50031420203 - 2² = 50031420199 is a prime.

It is a super-2 number, since 2×50031420203² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50031410203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221377853 + ... + 221378078.

It is an arithmetic number, because the mean of its divisors is an integer number (12618544062).

Almost surely, 2^50031420203 is an apocalyptic number.

50031420203 is a deficient number, since it is larger than the sum of its proper divisors (442756045).

50031420203 is a wasteful number, since it uses less digits than its factorization.

50031420203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442756044.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 50031420203 its reverse (30202413005), we get a palindrome (80233833208).

The spelling of 50031420203 in words is "fifty billion, thirty-one million, four hundred twenty thousand, two hundred three".