20001020200222 has 8 divisors (see below), whose sum is σ = 30169136615400. Its totient is φ = 9944641328424.

The previous prime is 20001020200201. The next prime is 20001020200247. The reversal of 20001020200222 is 22200202010002.

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

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, 27934385397 + ... + 27934386112.

It is an arithmetic number, because the mean of its divisors is an integer number (3771142076925).

Almost surely, 2^{20001020200222} is an apocalyptic number.

20001020200222 is a deficient number, since it is larger than the sum of its proper divisors (10168116415178).

20001020200222 is a wasteful number, since it uses less digits than its factorization.

20001020200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55868771690.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20001020200222 its reverse (22200202010002), we get a palindrome (42201222210224).

The spelling of 20001020200222 in words is "twenty trillion, one billion, twenty million, two hundred thousand, two hundred twenty-two".