200121222022 has 8 divisors (see below), whose sum is σ = 301323209616. Its totient is φ = 99680152152.

The previous prime is 200121222017. The next prime is 200121222079. The reversal of 200121222022 is 220222121002.

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

It is a junction number, because it is equal to n+sod(n) for n = 200121221987 and 200121222005.

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, 190228773 + ... + 190229824.

It is an arithmetic number, because the mean of its divisors is an integer number (37665401202).

Almost surely, 2^200121222022 is an apocalyptic number.

200121222022 is a deficient number, since it is larger than the sum of its proper divisors (101201987594).

200121222022 is a wasteful number, since it uses less digits than its factorization.

200121222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380458862.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200121222022 its reverse (220222121002), we get a palindrome (420343343024).

The spelling of 200121222022 in words is "two hundred billion, one hundred twenty-one million, two hundred twenty-two thousand, twenty-two".