111200021011011 has 8 divisors (see below), whose sum is σ = 148563822328000. Its totient is φ = 73984783517352.

The previous prime is 111200021010983. The next prime is 111200021011019. The reversal of 111200021011011 is 110110120002111.

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

It is not a de Polignac number, because 111200021011011 - 2⁹ = 111200021010499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111200021011019) by changing a digit.

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, 37140954085 + ... + 37140957078.

It is an arithmetic number, because the mean of its divisors is an integer number (18570477791000).

Almost surely, 2^{111200021011011} is an apocalyptic number.

111200021011011 is a deficient number, since it is larger than the sum of its proper divisors (37363801316989).

111200021011011 is an equidigital number, since it uses as much as digits as its factorization.

111200021011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74281911665.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111200021011011 its reverse (110110120002111), we get a palindrome (221310141013122).

The spelling of 111200021011011 in words is "one hundred eleven trillion, two hundred billion, twenty-one million, eleven thousand, eleven".