420334120234 has 16 divisors (see below), whose sum is σ = 721032657408. Its totient is φ = 180028224432.

The previous prime is 420334120201. The next prime is 420334120237. The reversal of 420334120234 is 432021433024.

It is not an unprimeable number, because it can be changed into a prime (420334120237) 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 in 7 ways as a sum of consecutive naturals, for example, 9558109 + ... + 9601984.

It is an arithmetic number, because the mean of its divisors is an integer number (45064541088).

Almost surely, 2^420334120234 is an apocalyptic number.

420334120234 is a deficient number, since it is larger than the sum of its proper divisors (300698537174).

420334120234 is a wasteful number, since it uses less digits than its factorization.

420334120234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19161669.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 420334120234 its reverse (432021433024), we get a palindrome (852355553258).

The spelling of 420334120234 in words is "four hundred twenty billion, three hundred thirty-four million, one hundred twenty thousand, two hundred thirty-four".