11111010056 has 16 divisors (see below), whose sum is σ = 20845274940. Its totient is φ = 5552270080.

The previous prime is 11111010037. The next prime is 11111010061. The reversal of 11111010056 is 65001011111.

It can be written as a sum of positive squares in 2 ways, for example, as 11059887556 + 51122500 = 105166^2 + 7150^2 .

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 3 ways as a sum of consecutive naturals, for example, 389741 + ... + 417276.

Almost surely, 2^11111010056 is an apocalyptic number.

It is an amenable number.

11111010056 is a deficient number, since it is larger than the sum of its proper divisors (9734264884).

11111010056 is a wasteful number, since it uses less digits than its factorization.

11111010056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808744 (or 808740 counting only the distinct ones).

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

Adding to 11111010056 its reverse (65001011111), we get a palindrome (76112021167).

The spelling of 11111010056 in words is "eleven billion, one hundred eleven million, ten thousand, fifty-six".