111011012012000 has 96 divisors (see below), whose sum is σ = 272814060355200. Its totient is φ = 44394636172800.

The previous prime is 111011012011943. The next prime is 111011012012077. The reversal of 111011012012000 is 210210110111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15145577 + ... + 21246423.

It is an arithmetic number, because the mean of its divisors is an integer number (2841813128700).

Almost surely, 2^{111011012012000} is an apocalyptic number.

111011012012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111011012012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136407030177600).

111011012012000 is an abundant number, since it is smaller than the sum of its proper divisors (161803048343200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111011012012000 is an equidigital number, since it uses as much as digits as its factorization.

111011012012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105421 (or 6105403 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111011012012000 its reverse (210210110111), we get a palindrome (111221222122111).

The spelling of 111011012012000 in words is "one hundred eleven trillion, eleven billion, twelve million, twelve thousand".