221200160050 has 24 divisors (see below), whose sum is σ = 411856108272. Its totient is φ = 88388922000.

The previous prime is 221200160039. The next prime is 221200160099. The reversal of 221200160050 is 50061002122.

It is a super-2 number, since 2×221200160050² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2229516 + ... + 2326615.

It is an arithmetic number, because the mean of its divisors is an integer number (17160671178).

Almost surely, 2^221200160050 is an apocalyptic number.

221200160050 is a deficient number, since it is larger than the sum of its proper divisors (190655948222).

221200160050 is a wasteful number, since it uses less digits than its factorization.

221200160050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4557114 (or 4557109 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 221200160050 its reverse (50061002122), we get a palindrome (271261162172).

The spelling of 221200160050 in words is "two hundred twenty-one billion, two hundred million, one hundred sixty thousand, fifty".