42331213420009 has 2 divisors, whose sum is σ = 42331213420010. Its totient is φ = 42331213420008.

The previous prime is 42331213419997. The next prime is 42331213420031. The reversal of 42331213420009 is 90002431213324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40049557854784 + 2281655565225 = 6328472^2 + 1510515^2 .

It is a cyclic number.

It is not a de Polignac number, because 42331213420009 - 2²⁵ = 42331179865577 is a prime.

It is a super-2 number, since 2×42331213420009² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42331213420049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21165606710004 + 21165606710005.

It is an arithmetic number, because the mean of its divisors is an integer number (21165606710005).

Almost surely, 2^{42331213420009} is an apocalyptic number.

It is an amenable number.

42331213420009 is a deficient number, since it is larger than the sum of its proper divisors (1).

42331213420009 is an equidigital number, since it uses as much as digits as its factorization.

42331213420009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 42331213420009 in words is "forty-two trillion, three hundred thirty-one billion, two hundred thirteen million, four hundred twenty thousand, nine".