243201014423 has 4 divisors (see below), whose sum is σ = 243210448800. Its totient is φ = 243191580048.

The previous prime is 243201014389. The next prime is 243201014431. The reversal of 243201014423 is 324410102342.

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 243201014423 - 2¹⁸ = 243200752279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243201014392 and 243201014401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243201014123) 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, 4678415 + ... + 4730112.

It is an arithmetic number, because the mean of its divisors is an integer number (60802612200).

Almost surely, 2^243201014423 is an apocalyptic number.

243201014423 is a deficient number, since it is larger than the sum of its proper divisors (9434377).

243201014423 is an equidigital number, since it uses as much as digits as its factorization.

243201014423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9434376.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 243201014423 its reverse (324410102342), we get a palindrome (567611116765).

The spelling of 243201014423 in words is "two hundred forty-three billion, two hundred one million, fourteen thousand, four hundred twenty-three".