2104213043243 has 8 divisors (see below), whose sum is σ = 2105221444176. Its totient is φ = 2103204787200.

The previous prime is 2104213043221. The next prime is 2104213043269. The reversal of 2104213043243 is 3423403124012.

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 2104213043243 - 2¹² = 2104213039147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104213043203) 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, 38426123 + ... + 38480843.

It is an arithmetic number, because the mean of its divisors is an integer number (263152680522).

Almost surely, 2^{2104213043243} is an apocalyptic number.

2104213043243 is a deficient number, since it is larger than the sum of its proper divisors (1008400933).

2104213043243 is a wasteful number, since it uses less digits than its factorization.

2104213043243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72445.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2104213043243 its reverse (3423403124012), we get a palindrome (5527616167255).

The spelling of 2104213043243 in words is "two trillion, one hundred four billion, two hundred thirteen million, forty-three thousand, two hundred forty-three".