2001242430343 has 16 divisors (see below), whose sum is σ = 2229562399680. Its totient is φ = 1783551442176.

The previous prime is 2001242430323. The next prime is 2001242430347. The reversal of 2001242430343 is 3430342421002.

It is a cyclic number.

It is not a de Polignac number, because 2001242430343 - 2³³ = 1992652495751 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 (2001242430347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24651846 + ... + 24732892.

It is an arithmetic number, because the mean of its divisors is an integer number (139347649980).

Almost surely, 2^{2001242430343} is an apocalyptic number.

2001242430343 is a deficient number, since it is larger than the sum of its proper divisors (228319969337).

2001242430343 is a wasteful number, since it uses less digits than its factorization.

2001242430343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146586.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2001242430343 its reverse (3430342421002), we get a palindrome (5431584851345).

The spelling of 2001242430343 in words is "two trillion, one billion, two hundred forty-two million, four hundred thirty thousand, three hundred forty-three".