11219778027 has 24 divisors (see below), whose sum is σ = 17064741200. Its totient is φ = 7083920448.

The previous prime is 11219778001. The next prime is 11219778041. The reversal of 11219778027 is 72087791211.

11219778027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11219778027 - 2³² = 6924810731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11219778047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 650349 + ... + 667377.

Almost surely, 2^11219778027 is an apocalyptic number.

11219778027 is a deficient number, since it is larger than the sum of its proper divisors (5844963173).

11219778027 is a wasteful number, since it uses less digits than its factorization.

11219778027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20907 (or 20904 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 45.

The spelling of 11219778027 in words is "eleven billion, two hundred nineteen million, seven hundred seventy-eight thousand, twenty-seven".