2043420104113 has 4 divisors (see below), whose sum is σ = 2043634465908. Its totient is φ = 2043205742320.

The previous prime is 2043420104071. The next prime is 2043420104129. The reversal of 2043420104113 is 3114010243402.

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 167487199504 + 1875932904609 = 409252^2 + 1369647^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043420104113 - 2⁹ = 2043420103601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043420104813) 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, 107166598 + ... + 107185663.

It is an arithmetic number, because the mean of its divisors is an integer number (510908616477).

Almost surely, 2^{2043420104113} is an apocalyptic number.

It is an amenable number.

2043420104113 is a deficient number, since it is larger than the sum of its proper divisors (214361795).

2043420104113 is an equidigital number, since it uses as much as digits as its factorization.

2043420104113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214361794.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2043420104113 its reverse (3114010243402), we get a palindrome (5157430347515).

The spelling of 2043420104113 in words is "two trillion, forty-three billion, four hundred twenty million, one hundred four thousand, one hundred thirteen".