11011100228 has 12 divisors (see below), whose sum is σ = 19275621372. Its totient is φ = 5503779840.

The previous prime is 11011100227. The next prime is 11011100291. The reversal of 11011100228 is 82200111011.

It can be written as a sum of positive squares in 2 ways, for example, as 433389124 + 10577711104 = 20818^2 + 102848^2 .

It is not an unprimeable number, because it can be changed into a prime (11011100227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428525 + ... + 453492.

It is an arithmetic number, because the mean of its divisors is an integer number (1606301781).

Almost surely, 2^11011100228 is an apocalyptic number.

It is an amenable number.

11011100228 is a deficient number, since it is larger than the sum of its proper divisors (8264521144).

11011100228 is a wasteful number, since it uses less digits than its factorization.

11011100228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885142 (or 885140 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11011100228 its reverse (82200111011), we get a palindrome (93211211239).

The spelling of 11011100228 in words is "eleven billion, eleven million, one hundred thousand, two hundred twenty-eight".