2113033213111 has 4 divisors (see below), whose sum is σ = 2116329677424. Its totient is φ = 2109736748800.

The previous prime is 2113033213051. The next prime is 2113033213139. The reversal of 2113033213111 is 1113123303112.

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 2113033213111 - 2⁹ = 2113033212599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113033213411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1648231195 + ... + 1648232476.

It is an arithmetic number, because the mean of its divisors is an integer number (529082419356).

Almost surely, 2^{2113033213111} is an apocalyptic number.

2113033213111 is a deficient number, since it is larger than the sum of its proper divisors (3296464313).

2113033213111 is an equidigital number, since it uses as much as digits as its factorization.

2113033213111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296464312.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 2113033213111 its reverse (1113123303112), we get a palindrome (3226156516223).

Subtracting from 2113033213111 its reverse (1113123303112), we obtain a palindrome (999909909999).

The spelling of 2113033213111 in words is "two trillion, one hundred thirteen billion, thirty-three million, two hundred thirteen thousand, one hundred eleven".