111200010111011 has 4 divisors (see below), whose sum is σ = 111209094349224. Its totient is φ = 111190925872800.

The previous prime is 111200010110983. The next prime is 111200010111017. The reversal of 111200010111011 is 110111010002111.

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 111200010111011 - 2²⁶ = 111199943002147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111200010110983 and 111200010111001.

It is not an unprimeable number, because it can be changed into a prime (111200010111017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4542100745 + ... + 4542125226.

It is an arithmetic number, because the mean of its divisors is an integer number (27802273587306).

Almost surely, 2^{111200010111011} is an apocalyptic number.

111200010111011 is a deficient number, since it is larger than the sum of its proper divisors (9084238213).

111200010111011 is an equidigital number, since it uses as much as digits as its factorization.

111200010111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9084238212.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 111200010111011 its reverse (110111010002111), we get a palindrome (221311020113122).

The spelling of 111200010111011 in words is "one hundred eleven trillion, two hundred billion, ten million, one hundred eleven thousand, eleven".