42030220435271 has 2 divisors, whose sum is σ = 42030220435272. Its totient is φ = 42030220435270.

The previous prime is 42030220435213. The next prime is 42030220435369. The reversal of 42030220435271 is 17253402203024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42030220435271 - 2¹⁰ = 42030220434247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42030220435571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21015110217635 + 21015110217636.

It is an arithmetic number, because the mean of its divisors is an integer number (21015110217636).

Almost surely, 2^{42030220435271} is an apocalyptic number.

42030220435271 is a deficient number, since it is larger than the sum of its proper divisors (1).

42030220435271 is an equidigital number, since it uses as much as digits as its factorization.

42030220435271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 42030220435271 its reverse (17253402203024), we get a palindrome (59283622638295).

The spelling of 42030220435271 in words is "forty-two trillion, thirty billion, two hundred twenty million, four hundred thirty-five thousand, two hundred seventy-one".