2043342442431 has 12 divisors (see below), whose sum is σ = 2951507438880. Its totient is φ = 1362222387360.

The previous prime is 2043342442357. The next prime is 2043342442433. The reversal of 2043342442431 is 1342442433402.

2043342442431 is a `hidden beast` number, since 204 + 3 + 3 + 4 + 2 + 442 + 4 + 3 + 1 = 666.

It is not a de Polignac number, because 2043342442431 - 2⁹ = 2043342441919 is a prime.

It is a super-2 number, since 2×2043342442431² (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 (2043342442433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3008650 + ... + 3624728.

It is an arithmetic number, because the mean of its divisors is an integer number (245958953240).

Almost surely, 2^{2043342442431} is an apocalyptic number.

2043342442431 is a deficient number, since it is larger than the sum of its proper divisors (908164996449).

2043342442431 is a wasteful number, since it uses less digits than its factorization.

2043342442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984606 (or 984603 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 2043342442431 its reverse (1342442433402), we get a palindrome (3385784875833).

The spelling of 2043342442431 in words is "two trillion, forty-three billion, three hundred forty-two million, four hundred forty-two thousand, four hundred thirty-one".