11105532213 has 12 divisors (see below), whose sum is σ = 15159749760. Its totient is φ = 7231505736.

The previous prime is 11105532209. The next prime is 11105532233. The reversal of 11105532213 is 31223550111.

It is not a de Polignac number, because 11105532213 - 2² = 11105532209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11105532233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 995493 + ... + 1006586.

It is an arithmetic number, because the mean of its divisors is an integer number (1263312480).

Almost surely, 2^11105532213 is an apocalyptic number.

It is an amenable number.

11105532213 is a deficient number, since it is larger than the sum of its proper divisors (4054217547).

11105532213 is an equidigital number, since it uses as much as digits as its factorization.

11105532213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002168 (or 2002125 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The spelling of 11105532213 in words is "eleven billion, one hundred five million, five hundred thirty-two thousand, two hundred thirteen".