11112112021163 has 2 divisors, whose sum is σ = 11112112021164. Its totient is φ = 11112112021162.

The previous prime is 11112112021111. The next prime is 11112112021169. The reversal of 11112112021163 is 36112021121111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11112112021163 - 2¹⁶ = 11112111955627 is a prime.

It is not a weakly prime, because it can be changed into another prime (11112112021169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556056010581 + 5556056010582.

It is an arithmetic number, because the mean of its divisors is an integer number (5556056010582).

Almost surely, 2^{11112112021163} is an apocalyptic number.

11112112021163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112112021163 is an equidigital number, since it uses as much as digits as its factorization.

11112112021163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 11112112021163 its reverse (36112021121111), we get a palindrome (47224133142274).

The spelling of 11112112021163 in words is "eleven trillion, one hundred twelve billion, one hundred twelve million, twenty-one thousand, one hundred sixty-three".