22530308503 has 2 divisors, whose sum is σ = 22530308504. Its totient is φ = 22530308502.

The previous prime is 22530308501. The next prime is 22530308587. The reversal of 22530308503 is 30580303522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22530308503 - 2¹ = 22530308501 is a prime.

It is a super-2 number, since 2×22530308503² (a number of 22 digits) contains 22 as substring.

Together with 22530308501, 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 (22530308501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11265154251 + 11265154252.

It is an arithmetic number, because the mean of its divisors is an integer number (11265154252).

Almost surely, 2^22530308503 is an apocalyptic number.

22530308503 is a deficient number, since it is larger than the sum of its proper divisors (1).

22530308503 is an equidigital number, since it uses as much as digits as its factorization.

22530308503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 22530308503 in words is "twenty-two billion, five hundred thirty million, three hundred eight thousand, five hundred three".