2343344020431 has 4 divisors (see below), whose sum is σ = 3124458693912. Its totient is φ = 1562229346952.

The previous prime is 2343344020349. The next prime is 2343344020469. The reversal of 2343344020431 is 1340204433432.

It is a happy number.

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 2343344020431 - 2¹¹ = 2343344018383 is a prime.

It is a super-3 number, since 3×2343344020431³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2343344020392 and 2343344020401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343344020231) 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 3 ways as a sum of consecutive naturals, for example, 390557336736 + ... + 390557336741.

It is an arithmetic number, because the mean of its divisors is an integer number (781114673478).

Almost surely, 2^{2343344020431} is an apocalyptic number.

2343344020431 is a deficient number, since it is larger than the sum of its proper divisors (781114673481).

2343344020431 is an equidigital number, since it uses as much as digits as its factorization.

2343344020431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781114673480.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 2343344020431 its reverse (1340204433432), we get a palindrome (3683548453863).

The spelling of 2343344020431 in words is "two trillion, three hundred forty-three billion, three hundred forty-four million, twenty thousand, four hundred thirty-one".