20233222404013 has 2 divisors, whose sum is σ = 20233222404014. Its totient is φ = 20233222404012.

The previous prime is 20233222404011. The next prime is 20233222404071. The reversal of 20233222404013 is 31040422233202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15145188789124 + 5088033614889 = 3891682^2 + 2255667^2 .

It is a cyclic number.

It is not a de Polignac number, because 20233222404013 - 2¹ = 20233222404011 is a prime.

Together with 20233222404011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20233222404011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116611202006 + 10116611202007.

It is an arithmetic number, because the mean of its divisors is an integer number (10116611202007).

Almost surely, 2^{20233222404013} is an apocalyptic number.

It is an amenable number.

20233222404013 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233222404013 is an equidigital number, since it uses as much as digits as its factorization.

20233222404013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20233222404013 its reverse (31040422233202), we get a palindrome (51273644637215).

The spelling of 20233222404013 in words is "twenty trillion, two hundred thirty-three billion, two hundred twenty-two million, four hundred four thousand, thirteen".