11223615213263 has 2 divisors, whose sum is σ = 11223615213264. Its totient is φ = 11223615213262.

The previous prime is 11223615213247. The next prime is 11223615213329. The reversal of 11223615213263 is 36231251632211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11223615213263 - 2⁴ = 11223615213247 is a prime.

It is a super-2 number, since 2×11223615213263² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11223615213563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611807606631 + 5611807606632.

It is an arithmetic number, because the mean of its divisors is an integer number (5611807606632).

Almost surely, 2^{11223615213263} is an apocalyptic number.

11223615213263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223615213263 is an equidigital number, since it uses as much as digits as its factorization.

11223615213263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

Adding to 11223615213263 its reverse (36231251632211), we get a palindrome (47454866845474).

The spelling of 11223615213263 in words is "eleven trillion, two hundred twenty-three billion, six hundred fifteen million, two hundred thirteen thousand, two hundred sixty-three".