312224450423 has 2 divisors, whose sum is σ = 312224450424. Its totient is φ = 312224450422.

The previous prime is 312224450413. The next prime is 312224450429. The reversal of 312224450423 is 324054422213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312224450423 - 2¹⁰ = 312224449399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312224450423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312224450429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156112225211 + 156112225212.

It is an arithmetic number, because the mean of its divisors is an integer number (156112225212).

Almost surely, 2^312224450423 is an apocalyptic number.

312224450423 is a deficient number, since it is larger than the sum of its proper divisors (1).

312224450423 is an equidigital number, since it uses as much as digits as its factorization.

312224450423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 312224450423 its reverse (324054422213), we get a palindrome (636278872636).

The spelling of 312224450423 in words is "three hundred twelve billion, two hundred twenty-four million, four hundred fifty thousand, four hundred twenty-three".