11153212216 has 32 divisors (see below), whose sum is σ = 21780010080. Its totient is φ = 5349456000.

The previous prime is 11153212207. The next prime is 11153212237. The reversal of 11153212216 is 61221235111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244335 + ... + 286366.

It is an arithmetic number, because the mean of its divisors is an integer number (680625315).

Almost surely, 2^11153212216 is an apocalyptic number.

It is an amenable number.

11153212216 is a deficient number, since it is larger than the sum of its proper divisors (10626797864).

11153212216 is a wasteful number, since it uses less digits than its factorization.

11153212216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530815 (or 530811 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

Adding to 11153212216 its reverse (61221235111), we get a palindrome (72374447327).

The spelling of 11153212216 in words is "eleven billion, one hundred fifty-three million, two hundred twelve thousand, two hundred sixteen".