11022571156 has 12 divisors (see below), whose sum is σ = 20304736480. Its totient is φ = 5221217880.

The previous prime is 11022571139. The next prime is 11022571193. The reversal of 11022571156 is 65117522011.

11022571156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 72516840 + ... + 72516991.

Almost surely, 2^11022571156 is an apocalyptic number.

It is an amenable number.

11022571156 is a deficient number, since it is larger than the sum of its proper divisors (9282165324).

11022571156 is a wasteful number, since it uses less digits than its factorization.

11022571156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145033854 (or 145033852 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 31.

The spelling of 11022571156 in words is "eleven billion, twenty-two million, five hundred seventy-one thousand, one hundred fifty-six".