20442332023019 has 2 divisors, whose sum is σ = 20442332023020. Its totient is φ = 20442332023018.

The previous prime is 20442332022979. The next prime is 20442332023027. The reversal of 20442332023019 is 91032023324402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20442332023019 - 2¹⁶ = 20442331957483 is a prime.

It is a super-2 number, since 2×20442332023019² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20442332023019.

It is not a weakly prime, because it can be changed into another prime (20442332022019) 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, 10221166011509 + 10221166011510.

It is an arithmetic number, because the mean of its divisors is an integer number (10221166011510).

Almost surely, 2^{20442332023019} is an apocalyptic number.

20442332023019 is a deficient number, since it is larger than the sum of its proper divisors (1).

20442332023019 is an equidigital number, since it uses as much as digits as its factorization.

20442332023019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 20442332023019 in words is "twenty trillion, four hundred forty-two billion, three hundred thirty-two million, twenty-three thousand, nineteen".