2263221310243 has 2 divisors, whose sum is σ = 2263221310244. Its totient is φ = 2263221310242.

The previous prime is 2263221310241. The next prime is 2263221310267. The reversal of 2263221310243 is 3420131223622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2263221310243 - 2¹ = 2263221310241 is a prime.

Together with 2263221310241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2263221310241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1131610655121 + 1131610655122.

It is an arithmetic number, because the mean of its divisors is an integer number (1131610655122).

Almost surely, 2^{2263221310243} is an apocalyptic number.

2263221310243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2263221310243 is an equidigital number, since it uses as much as digits as its factorization.

2263221310243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 2263221310243 its reverse (3420131223622), we get a palindrome (5683352533865).

The spelling of 2263221310243 in words is "two trillion, two hundred sixty-three billion, two hundred twenty-one million, three hundred ten thousand, two hundred forty-three".