2011555605113 has 8 divisors (see below), whose sum is σ = 2013222088800. Its totient is φ = 2009889787680.

The previous prime is 2011555605067. The next prime is 2011555605139. The reversal of 2011555605113 is 3115065551102.

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

It is a cyclic number.

It is not a de Polignac number, because 2011555605113 - 2²⁸ = 2011287169657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011555605713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5967506 + ... + 6295572.

It is an arithmetic number, because the mean of its divisors is an integer number (251652761100).

Almost surely, 2^{2011555605113} is an apocalyptic number.

It is an amenable number.

2011555605113 is a deficient number, since it is larger than the sum of its proper divisors (1666483687).

2011555605113 is a wasteful number, since it uses less digits than its factorization.

2011555605113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333127.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 2011555605113 in words is "two trillion, eleven billion, five hundred fifty-five million, six hundred five thousand, one hundred thirteen".