11011111110982 has 4 divisors (see below), whose sum is σ = 16516666666476. Its totient is φ = 5505555555490.

The previous prime is 11011111110977. The next prime is 11011111110983. The reversal of 11011111110982 is 28901111111011.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11011111110982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011111110983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752777777744 + ... + 2752777777747.

It is an arithmetic number, because the mean of its divisors is an integer number (4129166666619).

Almost surely, 2^{11011111110982} is an apocalyptic number.

11011111110982 is a deficient number, since it is larger than the sum of its proper divisors (5505555555494).

11011111110982 is an equidigital number, since it uses as much as digits as its factorization.

11011111110982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505555555493.

The product of its (nonzero) digits is 144, while the sum is 28.

Adding to 11011111110982 its reverse (28901111111011), we get a palindrome (39912222221993).

The spelling of 11011111110982 in words is "eleven trillion, eleven billion, one hundred eleven million, one hundred ten thousand, nine hundred eighty-two".