22221202021133 has 2 divisors, whose sum is σ = 22221202021134. Its totient is φ = 22221202021132.

The previous prime is 22221202021111. The next prime is 22221202021157. The reversal of 22221202021133 is 33112020212222.

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., 21380802627844 + 840399393289 = 4623938^2 + 916733^2 .

It is a cyclic number.

It is not a de Polignac number, because 22221202021133 - 2¹² = 22221202017037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22221202021099 and 22221202021108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22221202021933) 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, 11110601010566 + 11110601010567.

It is an arithmetic number, because the mean of its divisors is an integer number (11110601010567).

Almost surely, 2^{22221202021133} is an apocalyptic number.

It is an amenable number.

22221202021133 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221202021133 is an equidigital number, since it uses as much as digits as its factorization.

22221202021133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22221202021133 its reverse (33112020212222), we get a palindrome (55333222233355).

The spelling of 22221202021133 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred two million, twenty-one thousand, one hundred thirty-three".