22022021021201 has 2 divisors, whose sum is σ = 22022021021202. Its totient is φ = 22022021021200.

The previous prime is 22022021021197. The next prime is 22022021021213. The reversal of 22022021021201 is 10212012022022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17556301120576 + 4465719900625 = 4190024^2 + 2113225^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022021021201 - 2² = 22022021021197 is a prime.

It is a super-3 number, since 3×22022021021201³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22022021021201.

It is not a weakly prime, because it can be changed into another prime (22022021021281) 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 as a sum of consecutive naturals, namely, 11011010510600 + 11011010510601.

It is an arithmetic number, because the mean of its divisors is an integer number (11011010510601).

Almost surely, 2^{22022021021201} is an apocalyptic number.

It is an amenable number.

22022021021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022021021201 is an equidigital number, since it uses as much as digits as its factorization.

22022021021201 is an odious number, because the sum of its binary digits is odd.

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

Adding to 22022021021201 its reverse (10212012022022), we get a palindrome (32234033043223).

The spelling of 22022021021201 in words is "twenty-two trillion, twenty-two billion, twenty-one million, twenty-one thousand, two hundred one".