2113411421 has 8 divisors (see below), whose sum is σ = 2312816544. Its totient is φ = 1915219120.

The previous prime is 2113411387. The next prime is 2113411441. The reversal of 2113411421 is 1241143112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113411421 - 2³⁰ = 1039669597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2113411393 and 2113411402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113411441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299555 + ... + 306528.

It is an arithmetic number, because the mean of its divisors is an integer number (289102068).

Almost surely, 2^2113411421 is an apocalyptic number.

It is an amenable number.

2113411421 is a deficient number, since it is larger than the sum of its proper divisors (199405123).

2113411421 is a wasteful number, since it uses less digits than its factorization.

2113411421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606411.

The product of its digits is 192, while the sum is 20.

The square root of 2113411421 is about 45971.8546613034. The cubic root of 2113411421 is about 1283.2994752560.

Adding to 2113411421 its reverse (1241143112), we get a palindrome (3354554533).

The spelling of 2113411421 in words is "two billion, one hundred thirteen million, four hundred eleven thousand, four hundred twenty-one".