22209940903 has 2 divisors, whose sum is σ = 22209940904. Its totient is φ = 22209940902.

The previous prime is 22209940889. The next prime is 22209940913. The reversal of 22209940903 is 30904990222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22209940903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22209940913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11104970451 + 11104970452.

It is an arithmetic number, because the mean of its divisors is an integer number (11104970452).

Almost surely, 2^22209940903 is an apocalyptic number.

22209940903 is a deficient number, since it is larger than the sum of its proper divisors (1).

22209940903 is an equidigital number, since it uses as much as digits as its factorization.

22209940903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 22209940903 in words is "twenty-two billion, two hundred nine million, nine hundred forty thousand, nine hundred three".