2123030013113 has 4 divisors (see below), whose sum is σ = 2123099168628. Its totient is φ = 2122960857600.

The previous prime is 2123030013103. The next prime is 2123030013149. The reversal of 2123030013113 is 3113100303212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1678157020969 + 444872992144 = 1295437^2 + 666988^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123030013113 - 2¹² = 2123030009017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123030013103) 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 3 ways as a sum of consecutive naturals, for example, 34531688 + ... + 34593113.

It is an arithmetic number, because the mean of its divisors is an integer number (530774792157).

Almost surely, 2^{2123030013113} is an apocalyptic number.

It is an amenable number.

2123030013113 is a deficient number, since it is larger than the sum of its proper divisors (69155515).

2123030013113 is an equidigital number, since it uses as much as digits as its factorization.

2123030013113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69155514.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2123030013113 its reverse (3113100303212), we get a palindrome (5236130316325).

The spelling of 2123030013113 in words is "two trillion, one hundred twenty-three billion, thirty million, thirteen thousand, one hundred thirteen".