22503044443013 has 8 divisors (see below), whose sum is σ = 22868191403736. Its totient is φ = 22139434944000.

The previous prime is 22503044443007. The next prime is 22503044443079. The reversal of 22503044443013 is 31034444030522.

It can be written as a sum of positive squares in 4 ways, for example, as 18808814369569 + 3694230073444 = 4336913^2 + 1922038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22503044443013 - 2⁴ = 22503044442997 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 (22503044443213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384335918 + ... + 384394463.

It is an arithmetic number, because the mean of its divisors is an integer number (2858523925467).

Almost surely, 2^{22503044443013} is an apocalyptic number.

It is an amenable number.

22503044443013 is a deficient number, since it is larger than the sum of its proper divisors (365146960723).

22503044443013 is an equidigital number, since it uses as much as digits as its factorization.

22503044443013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768730855.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 22503044443013 its reverse (31034444030522), we get a palindrome (53537488473535).

The spelling of 22503044443013 in words is "twenty-two trillion, five hundred three billion, forty-four million, four hundred forty-three thousand, thirteen".