4231243552123 has 6 divisors (see below), whose sum is σ = 4922058825996. Its totient is φ = 3626780187492.

The previous prime is 4231243552111. The next prime is 4231243552171. The reversal of 4231243552123 is 3212553421324.

It is not a de Polignac number, because 4231243552123 - 2²⁹ = 4230706681211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4231243553123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43175954565 + ... + 43175954662.

It is an arithmetic number, because the mean of its divisors is an integer number (820343137666).

Almost surely, 2^{4231243552123} is an apocalyptic number.

4231243552123 is a deficient number, since it is larger than the sum of its proper divisors (690815273873).

4231243552123 is an equidigital number, since it uses as much as digits as its factorization.

4231243552123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86351909241 (or 86351909234 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

Adding to 4231243552123 its reverse (3212553421324), we get a palindrome (7443796973447).

The spelling of 4231243552123 in words is "four trillion, two hundred thirty-one billion, two hundred forty-three million, five hundred fifty-two thousand, one hundred twenty-three".