20201100202222 has 8 divisors (see below), whose sum is σ = 30346675045776. Its totient is φ = 10085541853632.

The previous prime is 20201100202211. The next prime is 20201100202289. The reversal of 20201100202222 is 22220200110202.

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 = 20201100202196 and 20201100202205.

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, 7504122058 + ... + 7504124749.

It is an arithmetic number, because the mean of its divisors is an integer number (3793334380722).

Almost surely, 2^{20201100202222} is an apocalyptic number.

20201100202222 is a deficient number, since it is larger than the sum of its proper divisors (10145574843554).

20201100202222 is a wasteful number, since it uses less digits than its factorization.

20201100202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15008247482.

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

Adding to 20201100202222 its reverse (22220200110202), we get a palindrome (42421300312424).

The spelling of 20201100202222 in words is "twenty trillion, two hundred one billion, one hundred million, two hundred two thousand, two hundred twenty-two".