42043432310303 has 4 divisors (see below), whose sum is σ = 42095273781288. Its totient is φ = 41991590839320.

The previous prime is 42043432310287. The next prime is 42043432310413. The reversal of 42043432310303 is 30301323434024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42043432310303 - 2⁴ = 42043432310287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42043432310303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42043432310603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25920734276 + ... + 25920735897.

It is an arithmetic number, because the mean of its divisors is an integer number (10523818445322).

Almost surely, 2^{42043432310303} is an apocalyptic number.

42043432310303 is a deficient number, since it is larger than the sum of its proper divisors (51841470985).

42043432310303 is an equidigital number, since it uses as much as digits as its factorization.

42043432310303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51841470984.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 42043432310303 its reverse (30301323434024), we get a palindrome (72344755744327).

The spelling of 42043432310303 in words is "forty-two trillion, forty-three billion, four hundred thirty-two million, three hundred ten thousand, three hundred three".