312044224243 has 2 divisors, whose sum is σ = 312044224244. Its totient is φ = 312044224242.

The previous prime is 312044224241. The next prime is 312044224279. The reversal of 312044224243 is 342422440213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312044224243 - 2¹ = 312044224241 is a prime.

Together with 312044224241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (312044224241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156022112121 + 156022112122.

It is an arithmetic number, because the mean of its divisors is an integer number (156022112122).

Almost surely, 2^312044224243 is an apocalyptic number.

312044224243 is a deficient number, since it is larger than the sum of its proper divisors (1).

312044224243 is an equidigital number, since it uses as much as digits as its factorization.

312044224243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 312044224243 its reverse (342422440213), we get a palindrome (654466664456).

The spelling of 312044224243 in words is "three hundred twelve billion, forty-four million, two hundred twenty-four thousand, two hundred forty-three".