111201012001982 has 8 divisors (see below), whose sum is σ = 190630306289136. Its totient is φ = 47657576572272.

The previous prime is 111201012001967. The next prime is 111201012001991. The reversal of 111201012001982 is 289100210102111.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971464714343 + ... + 3971464714370.

It is an arithmetic number, because the mean of its divisors is an integer number (23828788286142).

Almost surely, 2^{111201012001982} is an apocalyptic number.

111201012001982 is a deficient number, since it is larger than the sum of its proper divisors (79429294287154).

111201012001982 is an equidigital number, since it uses as much as digits as its factorization.

111201012001982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942929428722.

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

The spelling of 111201012001982 in words is "one hundred eleven trillion, two hundred one billion, twelve million, one thousand, nine hundred eighty-two".