243114044231213 has 4 divisors (see below), whose sum is σ = 243205889358240. Its totient is φ = 243022199104188.

The previous prime is 243114044231207. The next prime is 243114044231281. The reversal of 243114044231213 is 312132440411342.

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 243114044231213 - 2⁴⁶ = 172745300053549 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 (243114044231413) 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, 45922559543 + ... + 45922564836.

It is an arithmetic number, because the mean of its divisors is an integer number (60801472339560).

Almost surely, 2^{243114044231213} is an apocalyptic number.

It is an amenable number.

243114044231213 is a deficient number, since it is larger than the sum of its proper divisors (91845127027).

243114044231213 is an equidigital number, since it uses as much as digits as its factorization.

243114044231213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91845127026.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 243114044231213 its reverse (312132440411342), we get a palindrome (555246484642555).

The spelling of 243114044231213 in words is "two hundred forty-three trillion, one hundred fourteen billion, forty-four million, two hundred thirty-one thousand, two hundred thirteen".