2042420422213 has 2 divisors, whose sum is σ = 2042420422214. Its totient is φ = 2042420422212.

The previous prime is 2042420422201. The next prime is 2042420422247. The reversal of 2042420422213 is 3122240242402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2040675104484 + 1745317729 = 1428522^2 + 41777^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042420422213 - 2⁵ = 2042420422181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042420422253) 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, 1021210211106 + 1021210211107.

It is an arithmetic number, because the mean of its divisors is an integer number (1021210211107).

Almost surely, 2^{2042420422213} is an apocalyptic number.

It is an amenable number.

2042420422213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042420422213 is an equidigital number, since it uses as much as digits as its factorization.

2042420422213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 2042420422213 its reverse (3122240242402), we get a palindrome (5164660664615).

The spelling of 2042420422213 in words is "two trillion, forty-two billion, four hundred twenty million, four hundred twenty-two thousand, two hundred thirteen".