20022022000221 has 8 divisors (see below), whose sum is σ = 28266384000384. Its totient is φ = 12562837333440.

The previous prime is 20022022000171. The next prime is 20022022000231. The reversal of 20022022000221 is 12200022022002.

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

It is not a de Polignac number, because 20022022000221 - 2⁹ = 20022021999709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20022022000221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022022000231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196294333285 + ... + 196294333386.

It is an arithmetic number, because the mean of its divisors is an integer number (3533298000048).

Almost surely, 2^{20022022000221} is an apocalyptic number.

It is an amenable number.

20022022000221 is a deficient number, since it is larger than the sum of its proper divisors (8244362000163).

20022022000221 is a wasteful number, since it uses less digits than its factorization.

20022022000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392588666691.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20022022000221 its reverse (12200022022002), we get a palindrome (32222044022223).

The spelling of 20022022000221 in words is "twenty trillion, twenty-two billion, twenty-two million, two hundred twenty-one", and thus it is an aban number.