20210222102201 has 8 divisors (see below), whose sum is σ = 20512183100640. Its totient is φ = 19908270394848.

The previous prime is 20210222102179. The next prime is 20210222102251. The reversal of 20210222102201 is 10220122201202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20210222102201 - 2²⁶ = 20210154993337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20210222102201.

It is not an unprimeable number, because it can be changed into a prime (20210222102251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2123285 + ... + 6702893.

It is an arithmetic number, because the mean of its divisors is an integer number (2564022887580).

Almost surely, 2^{20210222102201} is an apocalyptic number.

It is an amenable number.

20210222102201 is a deficient number, since it is larger than the sum of its proper divisors (301960998439).

20210222102201 is an equidigital number, since it uses as much as digits as its factorization.

20210222102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4645543.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20210222102201 its reverse (10220122201202), we get a palindrome (30430344303403).

Subtracting from 20210222102201 its reverse (10220122201202), we obtain a palindrome (9990099900999).

The spelling of 20210222102201 in words is "twenty trillion, two hundred ten billion, two hundred twenty-two million, one hundred two thousand, two hundred one".