2113403311101 has 16 divisors (see below), whose sum is σ = 2826325920384. Its totient is φ = 1404711532224.

The previous prime is 2113403311079. The next prime is 2113403311111. The reversal of 2113403311101 is 1011133043112.

It is not a de Polignac number, because 2113403311101 - 2⁵ = 2113403311069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113403311111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2060491 + ... + 2910743.

It is an arithmetic number, because the mean of its divisors is an integer number (176645370024).

Almost surely, 2^{2113403311101} is an apocalyptic number.

It is an amenable number.

2113403311101 is a deficient number, since it is larger than the sum of its proper divisors (712922609283).

2113403311101 is a wasteful number, since it uses less digits than its factorization.

2113403311101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852740.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 2113403311101 its reverse (1011133043112), we get a palindrome (3124536354213).

The spelling of 2113403311101 in words is "two trillion, one hundred thirteen billion, four hundred three million, three hundred eleven thousand, one hundred one".