22018103 has 2 divisors, whose sum is σ = 22018104. Its totient is φ = 22018102.

The previous prime is 22018069. The next prime is 22018123. The reversal of 22018103 is 30181022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22018103 - 2⁶ = 22018039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22018123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11009051 + 11009052.

It is an arithmetic number, because the mean of its divisors is an integer number (11009052).

Almost surely, 2^22018103 is an apocalyptic number.

22018103 is a deficient number, since it is larger than the sum of its proper divisors (1).

22018103 is an equidigital number, since it uses as much as digits as its factorization.

22018103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 22018103 is about 4692.3451492830. The cubic root of 22018103 is about 280.2807685368.

Adding to 22018103 its reverse (30181022), we get a palindrome (52199125).

The spelling of 22018103 in words is "twenty-two million, eighteen thousand, one hundred three".