22305135503 has 12 divisors (see below), whose sum is σ = 25949256840. Its totient is φ = 19116870192.

The previous prime is 22305135493. The next prime is 22305135521. The reversal of 22305135503 is 30553150322.

It is not a de Polignac number, because 22305135503 - 2¹⁰ = 22305134479 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 (22305135703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 871493 + ... + 896721.

It is an arithmetic number, because the mean of its divisors is an integer number (2162438070).

Almost surely, 2^22305135503 is an apocalyptic number.

22305135503 is a deficient number, since it is larger than the sum of its proper divisors (3644121337).

22305135503 is a wasteful number, since it uses less digits than its factorization.

22305135503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43286 (or 43279 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

Adding to 22305135503 its reverse (30553150322), we get a palindrome (52858285825).

The spelling of 22305135503 in words is "twenty-two billion, three hundred five million, one hundred thirty-five thousand, five hundred three".