2013043420421 has 8 divisors (see below), whose sum is σ = 2196322209984. Its totient is φ = 1829810437920.

The previous prime is 2013043420417. The next prime is 2013043420457. The reversal of 2013043420421 is 1240243403102.

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 2013043420421 - 2² = 2013043420417 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 (2013043420321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11359841 + ... + 11535686.

It is an arithmetic number, because the mean of its divisors is an integer number (274540276248).

Almost surely, 2^{2013043420421} is an apocalyptic number.

It is an amenable number.

2013043420421 is a deficient number, since it is larger than the sum of its proper divisors (183278789563).

2013043420421 is a wasteful number, since it uses less digits than its factorization.

2013043420421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22903531.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2013043420421 its reverse (1240243403102), we get a palindrome (3253286823523).

The spelling of 2013043420421 in words is "two trillion, thirteen billion, forty-three million, four hundred twenty thousand, four hundred twenty-one".