2011113344209 has 16 divisors (see below), whose sum is σ = 2066588772480. Its totient is φ = 1956372480000.

The previous prime is 2011113344183. The next prime is 2011113344287. The reversal of 2011113344209 is 9024433111102.

It is a cyclic number.

It is not a de Polignac number, because 2011113344209 - 2⁹ = 2011113343697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011113344299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10818769 + ... + 11003089.

It is an arithmetic number, because the mean of its divisors is an integer number (129161798280).

Almost surely, 2^{2011113344209} is an apocalyptic number.

It is an amenable number.

2011113344209 is a deficient number, since it is larger than the sum of its proper divisors (55475428271).

2011113344209 is a wasteful number, since it uses less digits than its factorization.

2011113344209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186312.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 2011113344209 in words is "two trillion, eleven billion, one hundred thirteen million, three hundred forty-four thousand, two hundred nine".