2104233433521 has 8 divisors (see below), whose sum is σ = 2805740775264. Its totient is φ = 1402774190400.

The previous prime is 2104233433493. The next prime is 2104233433531. The reversal of 2104233433521 is 1253343324012.

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

It is not a de Polignac number, because 2104233433521 - 2⁶ = 2104233433457 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2104233433531) 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, 11922451 + ... + 12097656.

It is an arithmetic number, because the mean of its divisors is an integer number (350717596908).

Almost surely, 2^{2104233433521} is an apocalyptic number.

It is an amenable number.

2104233433521 is a deficient number, since it is larger than the sum of its proper divisors (701507341743).

2104233433521 is a wasteful number, since it uses less digits than its factorization.

2104233433521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24049311.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 2104233433521 its reverse (1253343324012), we get a palindrome (3357576757533).

The spelling of 2104233433521 in words is "two trillion, one hundred four billion, two hundred thirty-three million, four hundred thirty-three thousand, five hundred twenty-one".