3420424431143 has 4 divisors (see below), whose sum is σ = 3420875146920. Its totient is φ = 3419973715368.

The previous prime is 3420424431097. The next prime is 3420424431157. The reversal of 3420424431143 is 3411344240243.

3420424431143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3420424431143 - 2¹⁸ = 3420424168999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420424439143) 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, 225346505 + ... + 225361682.

It is an arithmetic number, because the mean of its divisors is an integer number (855218786730).

Almost surely, 2^{3420424431143} is an apocalyptic number.

3420424431143 is a deficient number, since it is larger than the sum of its proper divisors (450715777).

3420424431143 is an equidigital number, since it uses as much as digits as its factorization.

3420424431143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450715776.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 3420424431143 its reverse (3411344240243), we get a palindrome (6831768671386).

The spelling of 3420424431143 in words is "three trillion, four hundred twenty billion, four hundred twenty-four million, four hundred thirty-one thousand, one hundred forty-three".