421301430043 has 8 divisors (see below), whose sum is σ = 456599102288. Its totient is φ = 386416596384.

The previous prime is 421301430023. The next prime is 421301430049. The reversal of 421301430043 is 340034103124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-421301430043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421301430049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103207521 + ... + 103211602.

It is an arithmetic number, because the mean of its divisors is an integer number (57074887786).

Almost surely, 2^421301430043 is an apocalyptic number.

421301430043 is a deficient number, since it is larger than the sum of its proper divisors (35297672245).

421301430043 is a wasteful number, since it uses less digits than its factorization.

421301430043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206419293.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 421301430043 its reverse (340034103124), we get a palindrome (761335533167).

The spelling of 421301430043 in words is "four hundred twenty-one billion, three hundred one million, four hundred thirty thousand, forty-three".