2113121130011 has 2 divisors, whose sum is σ = 2113121130012. Its totient is φ = 2113121130010.

The previous prime is 2113121129993. The next prime is 2113121130067. The reversal of 2113121130011 is 1100311213112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2113121130011 - 2³⁴ = 2095941260827 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113121130091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056560565005 + 1056560565006.

It is an arithmetic number, because the mean of its divisors is an integer number (1056560565006).

Almost surely, 2^{2113121130011} is an apocalyptic number.

2113121130011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113121130011 is an equidigital number, since it uses as much as digits as its factorization.

2113121130011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 2113121130011 its reverse (1100311213112), we get a palindrome (3213432343123).

The spelling of 2113121130011 in words is "two trillion, one hundred thirteen billion, one hundred twenty-one million, one hundred thirty thousand, eleven".