22000042013 has 2 divisors, whose sum is σ = 22000042014. Its totient is φ = 22000042012.

The previous prime is 22000041971. The next prime is 22000042019. The reversal of 22000042013 is 31024000022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20095330564 + 1904711449 = 141758^2 + 43643^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000042013 - 2⁸ = 22000041757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000042019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000021006 + 11000021007.

It is an arithmetic number, because the mean of its divisors is an integer number (11000021007).

Almost surely, 2^22000042013 is an apocalyptic number.

It is an amenable number.

22000042013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000042013 is an equidigital number, since it uses as much as digits as its factorization.

22000042013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22000042013 its reverse (31024000022), we get a palindrome (53024042035).

The spelling of 22000042013 in words is "twenty-two billion, forty-two thousand, thirteen".