22004040013 has 2 divisors, whose sum is σ = 22004040014. Its totient is φ = 22004040012.

The previous prime is 22004039957. The next prime is 22004040053. The reversal of 22004040013 is 31004040022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11776156324 + 10227883689 = 108518^2 + 101133^2 .

It is a cyclic number.

It is not a de Polignac number, because 22004040013 - 2⁹ = 22004039501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22004040053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002020006 + 11002020007.

It is an arithmetic number, because the mean of its divisors is an integer number (11002020007).

Almost surely, 2^22004040013 is an apocalyptic number.

It is an amenable number.

22004040013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22004040013 is an equidigital number, since it uses as much as digits as its factorization.

22004040013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22004040013 its reverse (31004040022), we get a palindrome (53008080035).

Subtracting 22004040013 from its reverse (31004040022), we obtain a palindrome (9000000009).

The spelling of 22004040013 in words is "twenty-two billion, four million, forty thousand, thirteen".