11011101056 has 32 divisors (see below), whose sum is σ = 22027261080. Its totient is φ = 5482690560.

The previous prime is 11011101047. The next prime is 11011101077. The reversal of 11011101056 is 65010111011.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147626 + ... + 209321.

Almost surely, 2^11011101056 is an apocalyptic number.

11011101056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11011101056 is an abundant number, since it is smaller than the sum of its proper divisors (11016160024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011101056 is an equidigital number, since it uses as much as digits as its factorization.

11011101056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357202 (or 357190 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 17.

Adding to 11011101056 its reverse (65010111011), we get a palindrome (76021212067).

The spelling of 11011101056 in words is "eleven billion, eleven million, one hundred one thousand, fifty-six".