111210120982 has 16 divisors (see below), whose sum is σ = 172680873840. Its totient is φ = 53652350752.

The previous prime is 111210120949. The next prime is 111210121027. The reversal of 111210120982 is 289021012111.

It is a self number, because there is not a number n which added to its sum of digits gives 111210120982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541153 + ... + 717820.

It is an arithmetic number, because the mean of its divisors is an integer number (10792554615).

Almost surely, 2^111210120982 is an apocalyptic number.

111210120982 is a deficient number, since it is larger than the sum of its proper divisors (61470752858).

111210120982 is a wasteful number, since it uses less digits than its factorization.

111210120982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260527.

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

The spelling of 111210120982 in words is "one hundred eleven billion, two hundred ten million, one hundred twenty thousand, nine hundred eighty-two".