42220443100471 has 2 divisors, whose sum is σ = 42220443100472. Its totient is φ = 42220443100470.

The previous prime is 42220443100397. The next prime is 42220443100529. The reversal of 42220443100471 is 17400134402224.

42220443100471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42220443100471 - 2²⁷ = 42220308882743 is a prime.

It is a super-3 number, since 3×42220443100471³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42220443100271) 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, 21110221550235 + 21110221550236.

It is an arithmetic number, because the mean of its divisors is an integer number (21110221550236).

Almost surely, 2^{42220443100471} is an apocalyptic number.

42220443100471 is a deficient number, since it is larger than the sum of its proper divisors (1).

42220443100471 is an equidigital number, since it uses as much as digits as its factorization.

42220443100471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 42220443100471 its reverse (17400134402224), we get a palindrome (59620577502695).

The spelling of 42220443100471 in words is "forty-two trillion, two hundred twenty billion, four hundred forty-three million, one hundred thousand, four hundred seventy-one".