50221317002 has 8 divisors (see below), whose sum is σ = 75339986436. Its totient is φ = 25107988192.

The previous prime is 50221317001. The next prime is 50221317053. The reversal of 50221317002 is 20071312205.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48294897121 + 1926419881 = 219761^2 + 43891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50221317001) 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, 1311563 + ... + 1349310.

Almost surely, 2^50221317002 is an apocalyptic number.

50221317002 is a deficient number, since it is larger than the sum of its proper divisors (25118669434).

50221317002 is a wasteful number, since it uses less digits than its factorization.

50221317002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670312.

The product of its (nonzero) digits is 840, while the sum is 23.

Adding to 50221317002 its reverse (20071312205), we get a palindrome (70292629207).

The spelling of 50221317002 in words is "fifty billion, two hundred twenty-one million, three hundred seventeen thousand, two".