550222200021 has 64 divisors (see below), whose sum is σ = 851554529280. Its totient is φ = 313185761280.

The previous prime is 550222199963. The next prime is 550222200103. The reversal of 550222200021 is 120002222055.

It is not a de Polignac number, because 550222200021 - 2³⁴ = 533042330837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550222201021) 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 63 ways as a sum of consecutive naturals, for example, 5368165 + ... + 5469701.

It is an arithmetic number, because the mean of its divisors is an integer number (13305539520).

Almost surely, 2^550222200021 is an apocalyptic number.

It is an amenable number.

550222200021 is a deficient number, since it is larger than the sum of its proper divisors (301332329259).

550222200021 is a wasteful number, since it uses less digits than its factorization.

550222200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101746.

The product of its (nonzero) digits is 800, while the sum is 21.

Adding to 550222200021 its reverse (120002222055), we get a palindrome (670224422076).

The spelling of 550222200021 in words is "five hundred fifty billion, two hundred twenty-two million, two hundred thousand, twenty-one".