4243234020001 has 4 divisors (see below), whose sum is σ = 4243772304432. Its totient is φ = 4242695735572.

The previous prime is 4243234019953. The next prime is 4243234020013. The reversal of 4243234020001 is 1000204323424.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4243234020001 - 2³³ = 4234644085409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243234020301) 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, 269130391 + ... + 269146156.

It is an arithmetic number, because the mean of its divisors is an integer number (1060943076108).

Almost surely, 2^{4243234020001} is an apocalyptic number.

It is an amenable number.

4243234020001 is a deficient number, since it is larger than the sum of its proper divisors (538284431).

4243234020001 is an equidigital number, since it uses as much as digits as its factorization.

4243234020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538284430.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 4243234020001 its reverse (1000204323424), we get a palindrome (5243438343425).

The spelling of 4243234020001 in words is "four trillion, two hundred forty-three billion, two hundred thirty-four million, twenty thousand, one".