22020201221201 has 16 divisors (see below), whose sum is σ = 22325614920960. Its totient is φ = 21715469867520.

The previous prime is 22020201221159. The next prime is 22020201221219. The reversal of 22020201221201 is 10212210202022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22020201221201 - 2³⁴ = 22003021352017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22020201221201.

It is not an unprimeable number, because it can be changed into a prime (22020201221261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230788961 + ... + 230884353.

It is an arithmetic number, because the mean of its divisors is an integer number (1395350932560).

Almost surely, 2^{22020201221201} is an apocalyptic number.

It is an amenable number.

22020201221201 is a deficient number, since it is larger than the sum of its proper divisors (305413699759).

22020201221201 is a wasteful number, since it uses less digits than its factorization.

22020201221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98936.

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

Adding to 22020201221201 its reverse (10212210202022), we get a palindrome (32232411423223).

The spelling of 22020201221201 in words is "twenty-two trillion, twenty billion, two hundred one million, two hundred twenty-one thousand, two hundred one".