22105351 has 2 divisors, whose sum is σ = 22105352. Its totient is φ = 22105350.

The previous prime is 22105339. The next prime is 22105367. The reversal of 22105351 is 15350122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22105351 - 2⁹ = 22104839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22105301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11052675 + 11052676.

It is an arithmetic number, because the mean of its divisors is an integer number (11052676).

Almost surely, 2^22105351 is an apocalyptic number.

22105351 is a deficient number, since it is larger than the sum of its proper divisors (1).

22105351 is an equidigital number, since it uses as much as digits as its factorization.

22105351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 22105351 is about 4701.6328014850. The cubic root of 22105351 is about 280.6504901755.

Adding to 22105351 its reverse (15350122), we get a palindrome (37455473).

The spelling of 22105351 in words is "twenty-two million, one hundred five thousand, three hundred fifty-one".