22025045503 has 4 divisors (see below), whose sum is σ = 22078896880. Its totient is φ = 21971194128.

The previous prime is 22025045477. The next prime is 22025045531. The reversal of 22025045503 is 30554052022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22025045503 - 2¹³ = 22025037311 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 (22025045543) 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 in 3 ways as a sum of consecutive naturals, for example, 26925075 + ... + 26925892.

It is an arithmetic number, because the mean of its divisors is an integer number (5519724220).

Almost surely, 2^22025045503 is an apocalyptic number.

22025045503 is a deficient number, since it is larger than the sum of its proper divisors (53851377).

22025045503 is an equidigital number, since it uses as much as digits as its factorization.

22025045503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53851376.

The product of its (nonzero) digits is 12000, while the sum is 28.

Adding to 22025045503 its reverse (30554052022), we get a palindrome (52579097525).

The spelling of 22025045503 in words is "twenty-two billion, twenty-five million, forty-five thousand, five hundred three".