2111100120982 has 4 divisors (see below), whose sum is σ = 3166650181476. Its totient is φ = 1055550060490.

The previous prime is 2111100120971. The next prime is 2111100120989. The reversal of 2111100120982 is 2890210011112.

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 2111100120982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111100120989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527775030244 + ... + 527775030247.

It is an arithmetic number, because the mean of its divisors is an integer number (791662545369).

Almost surely, 2^{2111100120982} is an apocalyptic number.

2111100120982 is a deficient number, since it is larger than the sum of its proper divisors (1055550060494).

2111100120982 is a wasteful number, since it uses less digits than its factorization.

2111100120982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055550060493.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 2111100120982 in words is "two trillion, one hundred eleven billion, one hundred million, one hundred twenty thousand, nine hundred eighty-two".