22253134050221 has 2 divisors, whose sum is σ = 22253134050222. Its totient is φ = 22253134050220.

The previous prime is 22253134050209. The next prime is 22253134050397. The reversal of 22253134050221 is 12205043135222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21765910506025 + 487223544196 = 4665395^2 + 698014^2 .

It is a cyclic number.

It is not a de Polignac number, because 22253134050221 - 2¹⁸ = 22253133788077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22253134053221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11126567025110 + 11126567025111.

It is an arithmetic number, because the mean of its divisors is an integer number (11126567025111).

Almost surely, 2^{22253134050221} is an apocalyptic number.

It is an amenable number.

22253134050221 is a deficient number, since it is larger than the sum of its proper divisors (1).

22253134050221 is an equidigital number, since it uses as much as digits as its factorization.

22253134050221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 22253134050221 its reverse (12205043135222), we get a palindrome (34458177185443).

The spelling of 22253134050221 in words is "twenty-two trillion, two hundred fifty-three billion, one hundred thirty-four million, fifty thousand, two hundred twenty-one".