22103663 has 2 divisors, whose sum is σ = 22103664. Its totient is φ = 22103662.

The previous prime is 22103657. The next prime is 22103687. The reversal of 22103663 is 36630122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22103663 - 2⁸ = 22103407 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22103623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051831 + 11051832.

It is an arithmetic number, because the mean of its divisors is an integer number (11051832).

Almost surely, 2^22103663 is an apocalyptic number.

22103663 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103663 is an equidigital number, since it uses as much as digits as its factorization.

22103663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 22103663 is about 4701.4532859532. The cubic root of 22103663 is about 280.6433463534.

Adding to 22103663 its reverse (36630122), we get a palindrome (58733785).

The spelling of 22103663 in words is "twenty-two million, one hundred three thousand, six hundred sixty-three".