2043304330431 has 64 divisors (see below), whose sum is σ = 3444255911936. Its totient is φ = 1048500288000.

The previous prime is 2043304330423. The next prime is 2043304330517. The reversal of 2043304330431 is 1340334033402.

It is not a de Polignac number, because 2043304330431 - 2³ = 2043304330423 is a prime.

It is a super-2 number, since 2×2043304330431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043304330411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99999786 + ... + 100020216.

It is an arithmetic number, because the mean of its divisors is an integer number (53816498624).

Almost surely, 2^{2043304330431} is an apocalyptic number.

2043304330431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2043304330431 is a deficient number, since it is larger than the sum of its proper divisors (1400951581505).

2043304330431 is a wasteful number, since it uses less digits than its factorization.

2043304330431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30392.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 2043304330431 its reverse (1340334033402), we get a palindrome (3383638363833).

The spelling of 2043304330431 in words is "two trillion, forty-three billion, three hundred four million, three hundred thirty thousand, four hundred thirty-one".