111100211101982 has 8 divisors (see below), whose sum is σ = 166650658254000. Its totient is φ = 55549991683984.

The previous prime is 111100211101967. The next prime is 111100211102017. The reversal of 111100211101982 is 289101112001111.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 55708607 + ... + 57668442.

It is an arithmetic number, because the mean of its divisors is an integer number (20831332281750).

Almost surely, 2^{111100211101982} is an apocalyptic number.

111100211101982 is a deficient number, since it is larger than the sum of its proper divisors (55550447152018).

111100211101982 is a wasteful number, since it uses less digits than its factorization.

111100211101982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113867010.

The product of its (nonzero) digits is 288, while the sum is 29.

The spelling of 111100211101982 in words is "one hundred eleven trillion, one hundred billion, two hundred eleven million, one hundred one thousand, nine hundred eighty-two".