20211000202222 has 8 divisors (see below), whose sum is σ = 30362504099400. Its totient is φ = 10090165502424.

The previous prime is 20211000202207. The next prime is 20211000202241. The reversal of 20211000202222 is 22220200011202.

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 = 20211000202196 and 20211000202205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7667297697 + ... + 7667300332.

It is an arithmetic number, because the mean of its divisors is an integer number (3795313012425).

Almost surely, 2^{20211000202222} is an apocalyptic number.

20211000202222 is a deficient number, since it is larger than the sum of its proper divisors (10151503897178).

20211000202222 is a wasteful number, since it uses less digits than its factorization.

20211000202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15334598690.

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

Adding to 20211000202222 its reverse (22220200011202), we get a palindrome (42431200213424).

The spelling of 20211000202222 in words is "twenty trillion, two hundred eleven billion, two hundred two thousand, two hundred twenty-two".