22045005503 has 4 divisors (see below), whose sum is σ = 22045302840. Its totient is φ = 22044708168.

The previous prime is 22045005497. The next prime is 22045005509. The reversal of 22045005503 is 30550054022.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (22045005497) and next prime (22045005509).

It is a cyclic number.

It is not a de Polignac number, because 22045005503 - 2⁶ = 22045005439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22045005509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62993 + ... + 219221.

It is an arithmetic number, because the mean of its divisors is an integer number (5511325710).

Almost surely, 2^22045005503 is an apocalyptic number.

22045005503 is a deficient number, since it is larger than the sum of its proper divisors (297337).

22045005503 is a wasteful number, since it uses less digits than its factorization.

22045005503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297336.

The product of its (nonzero) digits is 6000, while the sum is 26.

Adding to 22045005503 its reverse (30550054022), we get a palindrome (52595059525).

The spelling of 22045005503 in words is "twenty-two billion, forty-five million, five thousand, five hundred three".