11000000110988 has 48 divisors (see below), whose sum is σ = 22530749488128. Its totient is φ = 4601868600000.

The previous prime is 11000000110963. The next prime is 11000000111017. The reversal of 11000000110988 is 88901100000011.

It is a super-2 number, since 2×11000000110988² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11000000110988.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27191288 + ... + 27592863.

It is an arithmetic number, because the mean of its divisors is an integer number (469390614336).

Almost surely, 2^{11000000110988} is an apocalyptic number.

It is an amenable number.

11000000110988 is an abundant number, since it is smaller than the sum of its proper divisors (11530749377140).

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

11000000110988 is a wasteful number, since it uses less digits than its factorization.

11000000110988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54784334 (or 54784332 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 29.

Adding to 11000000110988 its reverse (88901100000011), we get a palindrome (99901100110999).

The spelling of 11000000110988 in words is "eleven trillion, one hundred ten thousand, nine hundred eighty-eight".