111121022000011 has 4 divisors (see below), whose sum is σ = 117657552705912. Its totient is φ = 104584491294112.

The previous prime is 111121021999991. The next prime is 111121022000017. The reversal of 111121022000011 is 110000220121111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111121022000011 - 2²¹ = 111121019902859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111121021999955 and 111121022000000.

It is not an unprimeable number, because it can be changed into a prime (111121022000017) 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 3 ways as a sum of consecutive naturals, for example, 3268265352925 + ... + 3268265352958.

It is an arithmetic number, because the mean of its divisors is an integer number (29414388176478).

Almost surely, 2^{111121022000011} is an apocalyptic number.

111121022000011 is a deficient number, since it is larger than the sum of its proper divisors (6536530705901).

111121022000011 is an equidigital number, since it uses as much as digits as its factorization.

111121022000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536530705900.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111121022000011 its reverse (110000220121111), we get a palindrome (221121242121122).

The spelling of 111121022000011 in words is "one hundred eleven trillion, one hundred twenty-one billion, twenty-two million, eleven", and thus it is an aban number.