22404113134261 has 2 divisors, whose sum is σ = 22404113134262. Its totient is φ = 22404113134260.

The previous prime is 22404113134259. The next prime is 22404113134343. The reversal of 22404113134261 is 16243131140422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22157675353636 + 246437780625 = 4707194^2 + 496425^2 .

It is a cyclic number.

It is not a de Polignac number, because 22404113134261 - 2¹ = 22404113134259 is a prime.

It is a super-2 number, since 2×22404113134261² (a number of 28 digits) contains 22 as substring.

Together with 22404113134259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22404113131261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11202056567130 + 11202056567131.

It is an arithmetic number, because the mean of its divisors is an integer number (11202056567131).

Almost surely, 2^{22404113134261} is an apocalyptic number.

It is an amenable number.

22404113134261 is a deficient number, since it is larger than the sum of its proper divisors (1).

22404113134261 is an equidigital number, since it uses as much as digits as its factorization.

22404113134261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 22404113134261 its reverse (16243131140422), we get a palindrome (38647244274683).

The spelling of 22404113134261 in words is "twenty-two trillion, four hundred four billion, one hundred thirteen million, one hundred thirty-four thousand, two hundred sixty-one".