22203302322013 has 4 divisors (see below), whose sum is σ = 22203311746428. Its totient is φ = 22203292897600.

The previous prime is 22203302322011. The next prime is 22203302322049. The reversal of 22203302322013 is 31022320330222.

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 can be written as a sum of positive squares in 2 ways, for example, as 10181951300889 + 12021351021124 = 3190917^2 + 3467182^2 .

It is a cyclic number.

It is not a de Polignac number, because 22203302322013 - 2¹ = 22203302322011 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 (22203302322011) 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, 2296245 + ... + 7048357.

It is an arithmetic number, because the mean of its divisors is an integer number (5550827936607).

Almost surely, 2^{22203302322013} is an apocalyptic number.

It is an amenable number.

22203302322013 is a deficient number, since it is larger than the sum of its proper divisors (9424415).

22203302322013 is an equidigital number, since it uses as much as digits as its factorization.

22203302322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9424414.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 22203302322013 its reverse (31022320330222), we get a palindrome (53225622652235).

The spelling of 22203302322013 in words is "twenty-two trillion, two hundred three billion, three hundred two million, three hundred twenty-two thousand, thirteen".