22634032412221 has 2 divisors, whose sum is σ = 22634032412222. Its totient is φ = 22634032412220.

The previous prime is 22634032412161. The next prime is 22634032412311. The reversal of 22634032412221 is 12221423043622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22627250889721 + 6781522500 = 4756811^2 + 82350^2 .

It is a cyclic number.

It is not a de Polignac number, because 22634032412221 - 2²¹ = 22634030315069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22634032412821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11317016206110 + 11317016206111.

It is an arithmetic number, because the mean of its divisors is an integer number (11317016206111).

Almost surely, 2^{22634032412221} is an apocalyptic number.

It is an amenable number.

22634032412221 is a deficient number, since it is larger than the sum of its proper divisors (1).

22634032412221 is an equidigital number, since it uses as much as digits as its factorization.

22634032412221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 22634032412221 its reverse (12221423043622), we get a palindrome (34855455455843).

The spelling of 22634032412221 in words is "twenty-two trillion, six hundred thirty-four billion, thirty-two million, four hundred twelve thousand, two hundred twenty-one".