11223021163 has 2 divisors, whose sum is σ = 11223021164. Its totient is φ = 11223021162.

The previous prime is 11223021071. The next prime is 11223021169. The reversal of 11223021163 is 36112032211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11223021163 - 2²⁵ = 11189466731 is a prime.

It is not a weakly prime, because it can be changed into another prime (11223021169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611510581 + 5611510582.

It is an arithmetic number, because the mean of its divisors is an integer number (5611510582).

Almost surely, 2^11223021163 is an apocalyptic number.

11223021163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223021163 is an equidigital number, since it uses as much as digits as its factorization.

11223021163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11223021163 its reverse (36112032211), we get a palindrome (47335053374).

The spelling of 11223021163 in words is "eleven billion, two hundred twenty-three million, twenty-one thousand, one hundred sixty-three".